diff --git a/app/src/App.tsx b/app/src/App.tsx
index 82a7df97b..9387b847e 100644
--- a/app/src/App.tsx
+++ b/app/src/App.tsx
@@ -19,6 +19,7 @@ import PersistRehydrationScreen from './components/PersistRehydrationScreen';
 import GlobalUpsellBanner from './components/upsell/GlobalUpsellBanner';
 import AppWalkthrough from './components/walkthrough/AppWalkthrough';
 import { MascotFrameProducer } from './features/meet/MascotFrameProducer';
+import { I18nProvider } from './lib/i18n/I18nContext';
 // [#1123] Commented out — welcome-agent onboarding replaced by Joyride walkthrough
 // import { isWelcomeLocked } from './lib/coreState/store';
 import { startNativeNotificationsService } from './lib/nativeNotifications';
@@ -58,24 +59,26 @@ function App() {
       )}>
       <Provider store={store}>
         <PersistGate loading={<PersistRehydrationScreen />} persistor={persistor}>
-          <BootCheckGate>
-            <CoreStateProvider>
-              <SocketProvider>
-                <ChatRuntimeProvider>
-                  <Router>
-                    <CommandProvider>
-                      <ServiceBlockingGate>
-                        <AppShell />
-                        <DictationHotkeyManager />
-                        <LocalAIDownloadSnackbar />
-                        <AppUpdatePrompt />
-                      </ServiceBlockingGate>
-                    </CommandProvider>
-                  </Router>
-                </ChatRuntimeProvider>
-              </SocketProvider>
-            </CoreStateProvider>
-          </BootCheckGate>
+          <I18nProvider>
+            <BootCheckGate>
+              <CoreStateProvider>
+                <SocketProvider>
+                  <ChatRuntimeProvider>
+                    <Router>
+                      <CommandProvider>
+                        <ServiceBlockingGate>
+                          <AppShell />
+                          <DictationHotkeyManager />
+                          <LocalAIDownloadSnackbar />
+                          <AppUpdatePrompt />
+                        </ServiceBlockingGate>
+                      </CommandProvider>
+                    </Router>
+                  </ChatRuntimeProvider>
+                </SocketProvider>
+              </CoreStateProvider>
+            </BootCheckGate>
+          </I18nProvider>
         </PersistGate>
       </Provider>
     </Sentry.ErrorBoundary>
diff --git a/app/src/components/BootCheckGate/BootCheckGate.tsx b/app/src/components/BootCheckGate/BootCheckGate.tsx
index 895c12fad..2d03cd522 100644
--- a/app/src/components/BootCheckGate/BootCheckGate.tsx
+++ b/app/src/components/BootCheckGate/BootCheckGate.tsx
@@ -13,6 +13,7 @@ import debug from 'debug';
 import { useCallback, useEffect, useRef, useState } from 'react';
 
 import { type BootCheckResult, runBootCheck } from '../../lib/bootCheck';
+import { useT } from '../../lib/i18n/I18nContext';
 import { bootCheckTransport } from '../../services/bootCheckService';
 import {
   clearCoreRpcTokenCache,
@@ -82,6 +83,7 @@ type TestStatus =
 const DESKTOP_DOWNLOAD_URL = 'https://github.com/tinyhumansai/openhuman/releases/latest';
 
 function ModePicker({ onConfirm }: PickerProps) {
+  const { t } = useT();
   // Web build cannot spawn a local sidecar, so the only viable choice is
   // cloud. Default the selection accordingly and hide the local option in
   // the render path below.
@@ -108,13 +110,13 @@ function ModePicker({ onConfirm }: PickerProps) {
   const validateInputs = (): { url: string; token: string } | null => {
     const trimmedUrl = cloudUrl.trim();
     if (!trimmedUrl) {
-      setUrlError('Please enter a core URL.');
+      setUrlError(t('bootCheck.invalidUrl'));
       return null;
     }
     try {
       const parsed = new URL(trimmedUrl);
       if (parsed.protocol !== 'http:' && parsed.protocol !== 'https:') {
-        setUrlError('URL must start with http:// or https://');
+        setUrlError(t('bootCheck.urlMustStartWith'));
         return null;
       }
       if (parsed.protocol === 'http:' && !isLocalOrPrivateNetworkHost(parsed.hostname)) {
@@ -124,14 +126,14 @@ function ModePicker({ onConfirm }: PickerProps) {
         return null;
       }
     } catch {
-      setUrlError('Please enter a valid URL (e.g. https://core.example.com/rpc)');
+      setUrlError(t('bootCheck.validUrlRequired'));
       return null;
     }
     setUrlError(null);
 
     const trimmedToken = cloudToken.trim();
     if (!trimmedToken) {
-      setTokenError('Please enter the core auth token.');
+      setTokenError(t('bootCheck.tokenRequired'));
       return null;
     }
     setTokenError(null);
@@ -198,25 +200,23 @@ function ModePicker({ onConfirm }: PickerProps) {
   return (
     <Panel>
       <h2 className="text-xl font-semibold text-white">
-        {isDesktop ? 'Choose core mode' : 'Connect to your core'}
+        {isDesktop ? t('bootCheck.chooseCoreMode') : t('bootCheck.connectToCore')}
       </h2>
       <p className="mt-2 text-sm text-stone-300">
-        {isDesktop
-          ? 'OpenHuman needs a running core to operate. Choose how you want to connect.'
-          : 'OpenHuman on the web connects to a remote core you control. Enter its URL and auth token, or install the desktop app to run one locally.'}
+        {isDesktop ? t('bootCheck.desktopDescription') : t('bootCheck.webDescription')}
       </p>
 
       {!isDesktop && (
         <div
           className="mt-4 rounded-xl border border-stone-700 bg-stone-800/60 p-3 text-xs text-stone-300"
           data-testid="web-download-cta">
-          Prefer to run everything on your own device?{' '}
+          {t('bootCheck.preferDesktop')}{' '}
           <a
             href={DESKTOP_DOWNLOAD_URL}
             target="_blank"
             rel="noopener noreferrer"
             className="text-ocean-400 underline hover:text-ocean-300">
-            Download the desktop app
+            {t('bootCheck.downloadDesktop')}
           </a>
           .
         </div>
@@ -233,10 +233,8 @@ function ModePicker({ onConfirm }: PickerProps) {
                 ? 'border-ocean-500 bg-ocean-500/10 text-white'
                 : 'border-stone-700 text-stone-300 hover:border-stone-500 hover:bg-stone-800'
             }`}>
-            <div className="font-medium">Local (recommended)</div>
-            <div className="mt-0.5 text-xs text-stone-400">
-              Embedded core runs on this device — fastest, no configuration required.
-            </div>
+            <div className="font-medium">{t('bootCheck.localRecommended')}</div>
+            <div className="mt-0.5 text-xs text-stone-400">{t('bootCheck.localDescription')}</div>
           </button>
         )}
 
@@ -250,20 +248,20 @@ function ModePicker({ onConfirm }: PickerProps) {
                 ? 'border-ocean-500 bg-ocean-500/10 text-white'
                 : 'border-stone-700 text-stone-300 hover:border-stone-500 hover:bg-stone-800'
             }`}>
-            <div className="font-medium">Cloud</div>
-            <div className="mt-0.5 text-xs text-stone-400">
-              Connect to a remote core at a custom URL.
-            </div>
+            <div className="font-medium">{t('bootCheck.cloudMode')}</div>
+            <div className="mt-0.5 text-xs text-stone-400">{t('bootCheck.cloudDescription')}</div>
           </button>
         )}
 
         {selected === 'cloud' && (
           <div className="mt-1 flex flex-col gap-3">
             <div className="flex flex-col gap-1">
-              <label className="text-xs font-medium text-stone-300">Core RPC URL</label>
+              <label className="text-xs font-medium text-stone-300">
+                {t('bootCheck.coreRpcUrl')}
+              </label>
               <input
                 type="url"
-                placeholder="https://core.example.com/rpc"
+                placeholder={t('bootCheck.rpcUrlPlaceholder')}
                 value={cloudUrl}
                 onChange={e => {
                   setCloudUrl(e.target.value);
@@ -276,13 +274,14 @@ function ModePicker({ onConfirm }: PickerProps) {
             </div>
             <div className="flex flex-col gap-1">
               <label className="text-xs font-medium text-stone-300">
-                Auth token (<code className="text-[10px]">OPENHUMAN_CORE_TOKEN</code>)
+                {t('bootCheck.authToken')} (
+                <code className="text-[10px]">OPENHUMAN_CORE_TOKEN</code>)
               </label>
               <input
                 type="password"
                 autoComplete="off"
                 spellCheck={false}
-                placeholder="Bearer token configured on the remote core"
+                placeholder={t('bootCheck.bearerTokenPlaceholder')}
                 value={cloudToken}
                 onChange={e => {
                   setCloudToken(e.target.value);
@@ -293,8 +292,7 @@ function ModePicker({ onConfirm }: PickerProps) {
               />
               {tokenError && <p className="text-xs text-coral-400">{tokenError}</p>}
               <p className="text-[11px] text-stone-500">
-                Stored on this device only. Required for remote cores — the desktop sends it as{' '}
-                <code>Authorization: Bearer …</code> on every RPC.
+                {t('bootCheck.storedLocally')} <code>Authorization: Bearer …</code> on every RPC.
               </p>
             </div>
 
@@ -304,21 +302,23 @@ function ModePicker({ onConfirm }: PickerProps) {
                 onClick={handleTestConnection}
                 disabled={testStatus.kind === 'testing'}
                 className="rounded-lg border border-stone-600 px-3 py-1.5 text-xs text-stone-100 hover:bg-stone-800 disabled:opacity-60">
-                {testStatus.kind === 'testing' ? 'Testing…' : 'Test connection'}
+                {testStatus.kind === 'testing'
+                  ? t('bootCheck.testing')
+                  : t('bootCheck.testConnection')}
               </button>
               {testStatus.kind === 'ok' && (
                 <span className="text-xs text-emerald-400" data-testid="test-status-ok">
-                  Connected ✓
+                  {t('bootCheck.connectedOk')}
                 </span>
               )}
               {testStatus.kind === 'auth' && (
                 <span className="text-xs text-coral-400" data-testid="test-status-auth">
-                  Auth failed — check the token (got 401/403).
+                  {t('bootCheck.authFailed')}
                 </span>
               )}
               {testStatus.kind === 'unreachable' && (
                 <span className="text-xs text-coral-400" data-testid="test-status-unreachable">
-                  Unreachable: {testStatus.reason}
+                  {t('bootCheck.unreachablePrefix')} {testStatus.reason}
                 </span>
               )}
             </div>
@@ -331,7 +331,7 @@ function ModePicker({ onConfirm }: PickerProps) {
           type="button"
           onClick={handleContinue}
           className="rounded-lg bg-ocean-500 px-5 py-2 text-sm font-medium text-white hover:bg-ocean-600">
-          Continue
+          {t('common.continue')}
         </button>
       </div>
     </Panel>
@@ -343,11 +343,12 @@ function ModePicker({ onConfirm }: PickerProps) {
 // ---------------------------------------------------------------------------
 
 function CheckingScreen() {
+  const { t } = useT();
   return (
     <Panel>
       <div className="flex flex-col items-center gap-4 py-4">
         <div className="h-8 w-8 animate-spin rounded-full border-2 border-stone-600 border-t-ocean-500" />
-        <p className="text-sm text-stone-300">Checking core…</p>
+        <p className="text-sm text-stone-300">{t('bootCheck.checkingCore')}</p>
       </div>
     </Panel>
   );
@@ -376,14 +377,15 @@ function ResultScreen({
   actionError,
   onAction,
 }: ResultScreenProps) {
+  const { t } = useT();
   if (result.kind === 'match') return null;
 
   if (result.kind === 'unreachable') {
     return (
       <Panel>
-        <h2 className="text-xl font-semibold text-white">Could not reach core</h2>
+        <h2 className="text-xl font-semibold text-white">{t('bootCheck.cannotReach')}</h2>
         <p className="mt-2 text-sm text-stone-300">
-          {result.reason || 'The core process is unreachable. Try switching to a different mode.'}
+          {result.reason || t('bootCheck.cannotReachDesc')}
         </p>
         {actionError && <p className="mt-3 text-xs text-coral-400">{actionError}</p>}
         <div className="mt-5 flex gap-3">
@@ -392,19 +394,19 @@ function ResultScreen({
             onClick={onRetry}
             disabled={actionBusy}
             className="rounded-lg border border-stone-600 px-4 py-2 text-sm text-stone-100 hover:bg-stone-800 disabled:opacity-60">
-            Retry
+            {t('common.retry')}
           </button>
           <button
             type="button"
             onClick={onSwitchMode}
             className="rounded-lg border border-stone-600 px-4 py-2 text-sm text-stone-100 hover:bg-stone-800">
-            Switch mode
+            {t('bootCheck.switchMode')}
           </button>
           <button
             type="button"
             onClick={onQuit}
             className="rounded-lg bg-coral-500 px-4 py-2 text-sm font-medium text-white hover:bg-coral-600">
-            Quit
+            {t('bootCheck.quit')}
           </button>
         </div>
       </Panel>
@@ -414,11 +416,8 @@ function ResultScreen({
   if (result.kind === 'daemonDetected') {
     return (
       <Panel>
-        <h2 className="text-xl font-semibold text-white">Legacy background core detected</h2>
-        <p className="mt-2 text-sm text-stone-300">
-          A separately-installed OpenHuman daemon is running on this device. It must be removed
-          before the embedded core can take over.
-        </p>
+        <h2 className="text-xl font-semibold text-white">{t('bootCheck.legacyDetected')}</h2>
+        <p className="mt-2 text-sm text-stone-300">{t('bootCheck.legacyDescription')}</p>
         {actionError && <p className="mt-3 text-xs text-coral-400">{actionError}</p>}
         <div className="mt-5 flex gap-3">
           <button
@@ -426,14 +425,14 @@ function ResultScreen({
             onClick={onAction}
             disabled={actionBusy}
             className="rounded-lg bg-coral-500 px-4 py-2 text-sm font-medium text-white hover:bg-coral-600 disabled:opacity-60">
-            {actionBusy ? 'Removing…' : 'Remove and continue'}
+            {actionBusy ? t('bootCheck.removing') : t('bootCheck.removeContinue')}
           </button>
           <button
             type="button"
             onClick={onSwitchMode}
             disabled={actionBusy}
             className="rounded-lg border border-stone-600 px-4 py-2 text-sm text-stone-100 hover:bg-stone-800 disabled:opacity-60">
-            Switch mode
+            {t('bootCheck.switchMode')}
           </button>
         </div>
       </Panel>
@@ -443,11 +442,8 @@ function ResultScreen({
   if (result.kind === 'outdatedLocal') {
     return (
       <Panel>
-        <h2 className="text-xl font-semibold text-white">Local core needs a restart</h2>
-        <p className="mt-2 text-sm text-stone-300">
-          The local core version does not match this app build. Restarting it will load the correct
-          version.
-        </p>
+        <h2 className="text-xl font-semibold text-white">{t('bootCheck.localNeedsRestart')}</h2>
+        <p className="mt-2 text-sm text-stone-300">{t('bootCheck.localNeedsRestartDesc')}</p>
         {actionError && <p className="mt-3 text-xs text-coral-400">{actionError}</p>}
         <div className="mt-5 flex gap-3">
           <button
@@ -455,14 +451,14 @@ function ResultScreen({
             onClick={onAction}
             disabled={actionBusy}
             className="rounded-lg bg-ocean-500 px-4 py-2 text-sm font-medium text-white hover:bg-ocean-600 disabled:opacity-60">
-            {actionBusy ? 'Restarting…' : 'Restart core'}
+            {actionBusy ? t('bootCheck.restarting') : t('bootCheck.restartCore')}
           </button>
           <button
             type="button"
             onClick={onSwitchMode}
             disabled={actionBusy}
             className="rounded-lg border border-stone-600 px-4 py-2 text-sm text-stone-100 hover:bg-stone-800 disabled:opacity-60">
-            Switch mode
+            {t('bootCheck.switchMode')}
           </button>
         </div>
       </Panel>
@@ -472,11 +468,8 @@ function ResultScreen({
   if (result.kind === 'outdatedCloud') {
     return (
       <Panel>
-        <h2 className="text-xl font-semibold text-white">Cloud core needs an update</h2>
-        <p className="mt-2 text-sm text-stone-300">
-          The cloud core version does not match this app build. Run the core updater to resolve the
-          mismatch.
-        </p>
+        <h2 className="text-xl font-semibold text-white">{t('bootCheck.cloudNeedsUpdate')}</h2>
+        <p className="mt-2 text-sm text-stone-300">{t('bootCheck.cloudNeedsUpdateDesc')}</p>
         {actionError && <p className="mt-3 text-xs text-coral-400">{actionError}</p>}
         <div className="mt-5 flex gap-3">
           <button
@@ -484,14 +477,14 @@ function ResultScreen({
             onClick={onAction}
             disabled={actionBusy}
             className="rounded-lg bg-ocean-500 px-4 py-2 text-sm font-medium text-white hover:bg-ocean-600 disabled:opacity-60">
-            {actionBusy ? 'Updating…' : 'Update cloud core'}
+            {actionBusy ? t('bootCheck.updating') : t('bootCheck.updateCloudCore')}
           </button>
           <button
             type="button"
             onClick={onSwitchMode}
             disabled={actionBusy}
             className="rounded-lg border border-stone-600 px-4 py-2 text-sm text-stone-100 hover:bg-stone-800 disabled:opacity-60">
-            Switch mode
+            {t('bootCheck.switchMode')}
           </button>
         </div>
       </Panel>
@@ -501,11 +494,8 @@ function ResultScreen({
   // noVersionMethod — treat like outdated, user picks which flavor of action
   return (
     <Panel>
-      <h2 className="text-xl font-semibold text-white">Core version check failed</h2>
-      <p className="mt-2 text-sm text-stone-300">
-        The core is running but does not expose a version endpoint. It may be outdated. Restart or
-        update the core to continue.
-      </p>
+      <h2 className="text-xl font-semibold text-white">{t('bootCheck.versionCheckFailed')}</h2>
+      <p className="mt-2 text-sm text-stone-300">{t('bootCheck.versionCheckFailedDesc')}</p>
       {actionError && <p className="mt-3 text-xs text-coral-400">{actionError}</p>}
       <div className="mt-5 flex gap-3">
         <button
@@ -513,14 +503,14 @@ function ResultScreen({
           onClick={onAction}
           disabled={actionBusy}
           className="rounded-lg bg-ocean-500 px-4 py-2 text-sm font-medium text-white hover:bg-ocean-600 disabled:opacity-60">
-          {actionBusy ? 'Working…' : 'Restart / update core'}
+          {actionBusy ? t('bootCheck.working') : t('bootCheck.restartUpdateCore')}
         </button>
         <button
           type="button"
           onClick={onSwitchMode}
           disabled={actionBusy}
           className="rounded-lg border border-stone-600 px-4 py-2 text-sm text-stone-100 hover:bg-stone-800 disabled:opacity-60">
-          Switch mode
+          {t('bootCheck.switchMode')}
         </button>
       </div>
     </Panel>
@@ -536,6 +526,7 @@ interface BootCheckGateProps {
 }
 
 export default function BootCheckGate({ children }: BootCheckGateProps) {
+  const { t } = useT();
   const dispatch = useAppDispatch();
   const coreMode = useAppSelector(state => state.coreMode.mode);
 
@@ -582,7 +573,7 @@ export default function BootCheckGate({ children }: BootCheckGateProps) {
         setPhase('result');
         setResult({
           kind: 'unreachable',
-          reason: err instanceof Error ? err.message : 'Unexpected boot-check error',
+          reason: err instanceof Error ? err.message : t('bootCheck.unexpectedError'),
         });
       } finally {
         runningRef.current = false;
@@ -701,7 +692,7 @@ export default function BootCheckGate({ children }: BootCheckGateProps) {
       }
     } catch (err) {
       logError('[boot-check] gate — action error: %o', err);
-      setActionError(err instanceof Error ? err.message : 'Action failed — please try again.');
+      setActionError(err instanceof Error ? err.message : t('bootCheck.actionFailed'));
     } finally {
       setActionBusy(false);
     }
diff --git a/app/src/components/BottomTabBar.tsx b/app/src/components/BottomTabBar.tsx
index 626d7c3b5..3aee21871 100644
--- a/app/src/components/BottomTabBar.tsx
+++ b/app/src/components/BottomTabBar.tsx
@@ -1,6 +1,7 @@
-import { useState } from 'react';
+import { useMemo, useState } from 'react';
 import { useLocation, useNavigate } from 'react-router-dom';
 
+import { useT } from '../lib/i18n/I18nContext';
 // [#1123] Commented out — welcome-agent onboarding replaced by Joyride walkthrough
 // import { isWelcomeLocked } from '../lib/coreState/store';
 import { useCoreState } from '../providers/CoreStateProvider';
@@ -8,10 +9,10 @@ import { useAppSelector } from '../store/hooks';
 import { selectUnreadCount } from '../store/notificationSlice';
 import { isAccountsFullscreen } from '../utils/accountsFullscreen';
 
-const tabs = [
+const makeTabs = (t: (key: string) => string) => [
   {
     id: 'home',
-    label: 'Home',
+    label: t('nav.home'),
     path: '/home',
     icon: (
       <svg className="w-4 h-4" fill="none" stroke="currentColor" viewBox="0 0 24 24">
@@ -26,7 +27,7 @@ const tabs = [
   },
   {
     id: 'human',
-    label: 'Human',
+    label: t('nav.human'),
     path: '/human',
     icon: (
       <svg className="w-4 h-4" fill="none" stroke="currentColor" viewBox="0 0 24 24">
@@ -41,7 +42,7 @@ const tabs = [
   },
   {
     id: 'chat',
-    label: 'Chat',
+    label: t('nav.chat'),
     path: '/chat',
     icon: (
       <svg className="w-4 h-4" fill="none" stroke="currentColor" viewBox="0 0 24 24">
@@ -56,7 +57,7 @@ const tabs = [
   },
   {
     id: 'skills',
-    label: 'Connections',
+    label: t('nav.connections'),
     path: '/skills',
     icon: (
       <svg className="w-4 h-4" fill="none" stroke="currentColor" viewBox="0 0 24 24">
@@ -71,7 +72,7 @@ const tabs = [
   },
   {
     id: 'intelligence',
-    label: 'Memory',
+    label: t('nav.memory'),
     path: '/intelligence',
     icon: (
       <svg className="w-4 h-4" fill="none" stroke="currentColor" viewBox="0 0 24 24">
@@ -86,7 +87,7 @@ const tabs = [
   },
   {
     id: 'notifications',
-    label: 'Alerts',
+    label: t('nav.alerts'),
     path: '/notifications',
     icon: (
       <svg className="w-4 h-4" fill="none" stroke="currentColor" viewBox="0 0 24 24">
@@ -101,7 +102,7 @@ const tabs = [
   },
   {
     id: 'rewards',
-    label: 'Rewards',
+    label: t('nav.rewards'),
     path: '/rewards',
     icon: (
       <svg className="w-5 h-5" fill="none" stroke="currentColor" viewBox="0 0 24 24">
@@ -116,7 +117,7 @@ const tabs = [
   },
   {
     id: 'settings',
-    label: 'Settings',
+    label: t('nav.settings'),
     path: '/settings',
     icon: (
       <svg className="w-4 h-4" fill="none" stroke="currentColor" viewBox="0 0 24 24">
@@ -138,6 +139,8 @@ const tabs = [
 ];
 
 const BottomTabBar = () => {
+  const { t } = useT();
+  const tabs = useMemo(() => makeTabs(t), [t]);
   const location = useLocation();
   const navigate = useNavigate();
   const { snapshot } = useCoreState();
@@ -230,7 +233,7 @@ const BottomTabBar = () => {
                 }`}
                 aria-label={
                   tab.id === 'notifications' && unreadCount > 0
-                    ? `${tab.label} (${unreadCount} unread)`
+                    ? `${tab.label} (${unreadCount} ${t('alerts.unread')})`
                     : tab.label
                 }>
                 <span className="relative inline-flex flex-shrink-0">
diff --git a/app/src/components/channels/ChannelSetupModal.tsx b/app/src/components/channels/ChannelSetupModal.tsx
index 8c34565e9..536f50ec2 100644
--- a/app/src/components/channels/ChannelSetupModal.tsx
+++ b/app/src/components/channels/ChannelSetupModal.tsx
@@ -5,6 +5,7 @@
 import { useEffect, useRef } from 'react';
 import { createPortal } from 'react-dom';
 
+import { useT } from '../../lib/i18n/I18nContext';
 import type { ChannelDefinition, ChannelType } from '../../types/channels';
 import DiscordConfig from './DiscordConfig';
 import TelegramConfig from './TelegramConfig';
@@ -21,6 +22,7 @@ interface ChannelSetupModalProps {
 }
 
 function ChannelConfigContent({ definition }: { definition: ChannelDefinition }) {
+  const { t } = useT();
   const channelId = definition.id as ChannelType;
   switch (channelId) {
     case 'telegram':
@@ -30,13 +32,14 @@ function ChannelConfigContent({ definition }: { definition: ChannelDefinition })
     default:
       return (
         <p className="text-sm text-stone-400 py-4">
-          Configuration for {definition.display_name} is not available yet.
+          {t('channels.configNotAvailable')} {definition.display_name}
         </p>
       );
   }
 }
 
 export default function ChannelSetupModal({ definition, onClose }: ChannelSetupModalProps) {
+  const { t } = useT();
   const modalRef = useRef<HTMLDivElement>(null);
 
   useEffect(() => {
@@ -88,7 +91,7 @@ export default function ChannelSetupModal({ definition, onClose }: ChannelSetupM
                   {definition.display_name}
                 </h2>
                 <span className="px-1.5 py-0.5 text-[10px] font-medium rounded-md bg-primary-500/15 text-primary-600">
-                  channel
+                  {t('channels.channel')}
                 </span>
               </div>
               <p className="text-xs text-stone-500 mt-1.5">{definition.description}</p>
diff --git a/app/src/components/chat/TokenUsagePill.tsx b/app/src/components/chat/TokenUsagePill.tsx
index c8cba56ec..def9a8b80 100644
--- a/app/src/components/chat/TokenUsagePill.tsx
+++ b/app/src/components/chat/TokenUsagePill.tsx
@@ -1,4 +1,5 @@
 import { useUsageState } from '../../hooks/useUsageState';
+import { useT } from '../../lib/i18n/I18nContext';
 import { useAppSelector } from '../../store/hooks';
 import { BILLING_DASHBOARD_URL } from '../../utils/links';
 import { openUrl } from '../../utils/openUrl';
@@ -42,6 +43,7 @@ function severityFromPct(pct: number): PillSeverity {
 }
 
 const TokenUsagePill = () => {
+  const { t } = useT();
   const sessionTokens = useAppSelector(state => state.chatRuntime.sessionTokenUsage);
   const { usagePct10h, usagePct7d, isAtLimit, isNearLimit, currentTier, teamUsage } =
     useUsageState();
@@ -54,9 +56,9 @@ const TokenUsagePill = () => {
   const showPlanPill = teamUsage !== null;
 
   const planTitle = (() => {
-    if (isAtLimit) return 'Usage limit reached — click to top up';
-    if (isNearLimit) return 'Approaching usage limit';
-    return `${currentTier.toLowerCase()} plan — click for details`;
+    if (isAtLimit) return t('token.usageLimitReached');
+    if (isNearLimit) return t('token.approachingLimit');
+    return `${currentTier.toLowerCase()} ${t('token.planClickForDetails')}`;
   })();
 
   if (!showSessionCounter && !showPlanPill) return null;
@@ -66,7 +68,10 @@ const TokenUsagePill = () => {
       {showSessionCounter ? (
         <span
           className="inline-flex items-center gap-1 rounded-full bg-stone-100 px-2 py-1 font-mono text-stone-600 ring-1 ring-stone-200/60"
-          title={`Session tokens: ${sessionTokens.inputTokens.toLocaleString()} in / ${sessionTokens.outputTokens.toLocaleString()} out across ${sessionTokens.turns} turn(s)`}>
+          title={t('token.sessionTokens')
+            .replace('{in}', sessionTokens.inputTokens.toLocaleString())
+            .replace('{out}', sessionTokens.outputTokens.toLocaleString())
+            .replace('{turns}', String(sessionTokens.turns))}>
           <svg className="h-3 w-3" fill="none" stroke="currentColor" viewBox="0 0 24 24">
             <path
               strokeLinecap="round"
@@ -86,7 +91,7 @@ const TokenUsagePill = () => {
           }}
           title={planTitle}
           className={`inline-flex items-center gap-1 rounded-full px-2 py-1 font-medium ring-1 transition-colors ${planSeverity.bg} ${planSeverity.text} ${planSeverity.ring} hover:opacity-80`}>
-          {isAtLimit ? 'Limit' : planSeverity.label}
+          {isAtLimit ? t('token.limit') : planSeverity.label}
         </button>
       ) : null}
     </div>
diff --git a/app/src/components/intelligence/ActionableCard.tsx b/app/src/components/intelligence/ActionableCard.tsx
index fb262c86a..629a9d745 100644
--- a/app/src/components/intelligence/ActionableCard.tsx
+++ b/app/src/components/intelligence/ActionableCard.tsx
@@ -1,6 +1,7 @@
 import { useEffect, useRef, useState } from 'react';
 import { createPortal } from 'react-dom';
 
+import { useT } from '../../lib/i18n/I18nContext';
 import type { ActionableItem, SnoozeOption } from '../../types/intelligence';
 
 interface ActionableCardProps {
@@ -207,6 +208,7 @@ export function ActionableCard({
   onSnooze,
   className = '',
 }: ActionableCardProps) {
+  const { t } = useT();
   const [showSnoozeMenu, setShowSnoozeMenu] = useState(false);
   const [isAnimatingOut, setIsAnimatingOut] = useState(false);
   const snoozeButtonRef = useRef<HTMLButtonElement>(null);
@@ -284,7 +286,7 @@ export function ActionableCard({
                 <button
                   onClick={handleComplete}
                   className="w-6 h-6 flex items-center justify-center rounded-md text-stone-400 hover:text-sage-400 hover:bg-sage-400/10 transition-all duration-150"
-                  title="Complete">
+                  title={t('actionable.complete')}>
                   <svg
                     className="w-3.5 h-3.5"
                     fill="none"
@@ -303,7 +305,7 @@ export function ActionableCard({
                 <button
                   onClick={handleDismiss}
                   className="w-6 h-6 flex items-center justify-center rounded-md text-stone-400 hover:text-coral-400 hover:bg-coral-400/10 transition-all duration-150"
-                  title="Dismiss">
+                  title={t('actionable.dismiss')}>
                   <svg
                     className="w-3.5 h-3.5"
                     fill="none"
@@ -324,7 +326,7 @@ export function ActionableCard({
                     ref={snoozeButtonRef}
                     onClick={() => setShowSnoozeMenu(!showSnoozeMenu)}
                     className="w-6 h-6 flex items-center justify-center rounded-md text-stone-400 hover:text-amber-400 hover:bg-amber-400/10 transition-all duration-150"
-                    title="Snooze">
+                    title={t('actionable.snooze')}>
                     <svg
                       className="w-3.5 h-3.5"
                       fill="none"
@@ -354,7 +356,7 @@ export function ActionableCard({
                 <>
                   <span className="text-xs text-stone-600">•</span>
                   <span className="text-xs bg-sage-500 text-white px-1.5 py-0.5 rounded-sm font-medium">
-                    New
+                    {t('actionable.new')}
                   </span>
                 </>
               )}
diff --git a/app/src/components/intelligence/ConfirmationModal.tsx b/app/src/components/intelligence/ConfirmationModal.tsx
index cb5a36383..001ce131a 100644
--- a/app/src/components/intelligence/ConfirmationModal.tsx
+++ b/app/src/components/intelligence/ConfirmationModal.tsx
@@ -1,5 +1,6 @@
 import { useState } from 'react';
 
+import { useT } from '../../lib/i18n/I18nContext';
 import type { ConfirmationModal as ConfirmationModalType } from '../../types/intelligence';
 
 interface ConfirmationModalProps {
@@ -8,6 +9,7 @@ interface ConfirmationModalProps {
 }
 
 export function ConfirmationModal({ modal, onClose }: ConfirmationModalProps) {
+  const { t } = useT();
   const [dontShowAgain, setDontShowAgain] = useState(false);
 
   if (!modal.isOpen) return null;
@@ -73,7 +75,7 @@ export function ConfirmationModal({ modal, onClose }: ConfirmationModalProps) {
                 onChange={e => setDontShowAgain(e.target.checked)}
                 className="rounded border-stone-300 bg-stone-100 text-primary-500 focus:ring-primary-500 focus:ring-offset-0"
               />
-              Don't show similar suggestions
+              {t('modal.dontShowAgain')}
             </label>
           </div>
         )}
@@ -83,7 +85,7 @@ export function ConfirmationModal({ modal, onClose }: ConfirmationModalProps) {
           <button
             onClick={handleCancel}
             className="px-4 py-2 text-sm font-medium text-stone-600 hover:text-stone-900 rounded-lg hover:bg-stone-100 transition-colors">
-            {modal.cancelText || 'Cancel'}
+            {modal.cancelText || t('common.cancel')}
           </button>
           <button
             onClick={handleConfirm}
@@ -95,7 +97,7 @@ export function ConfirmationModal({ modal, onClose }: ConfirmationModalProps) {
                   : 'bg-primary-500 hover:bg-primary-600 text-white'
               }
             `}>
-            {modal.confirmText || 'Confirm'}
+            {modal.confirmText || t('common.confirm')}
           </button>
         </div>
       </div>
diff --git a/app/src/components/intelligence/IntelligenceCallsTab.tsx b/app/src/components/intelligence/IntelligenceCallsTab.tsx
index 261f3276f..b12408628 100644
--- a/app/src/components/intelligence/IntelligenceCallsTab.tsx
+++ b/app/src/components/intelligence/IntelligenceCallsTab.tsx
@@ -1,6 +1,7 @@
 import { listen, type UnlistenFn } from '@tauri-apps/api/event';
 import { useEffect, useState } from 'react';
 
+import { useT } from '../../lib/i18n/I18nContext';
 import { closeMeetCall, joinMeetCall } from '../../services/meetCallService';
 
 type ActiveCall = { requestId: string; meetUrl: string; displayName: string };
@@ -25,6 +26,7 @@ const PLACEHOLDER_URL = 'https://meet.google.com/abc-defg-hij';
  * tracks active calls so the user can close them from the same surface.
  */
 export default function IntelligenceCallsTab({ onToast }: Props) {
+  const { t } = useT();
   const [meetUrl, setMeetUrl] = useState('');
   const [displayName, setDisplayName] = useState('OpenHuman Agent');
   const [submitting, setSubmitting] = useState(false);
@@ -70,13 +72,13 @@ export default function IntelligenceCallsTab({ onToast }: Props) {
       setMeetUrl('');
       onToast?.({
         type: 'success',
-        title: 'Joining call',
-        message: 'Opening the Meet window — admit the agent from the host side.',
+        title: t('calls.joiningCall'),
+        message: t('calls.meetWindowOpening'),
       });
     } catch (err) {
-      const message = err instanceof Error ? err.message : 'Failed to start Meet call.';
+      const message = err instanceof Error ? err.message : t('calls.failedToStart');
       setError(message);
-      onToast?.({ type: 'error', title: 'Could not start call', message });
+      onToast?.({ type: 'error', title: t('calls.couldNotStart'), message });
     } finally {
       setSubmitting(false);
     }
@@ -92,25 +94,22 @@ export default function IntelligenceCallsTab({ onToast }: Props) {
         setActiveCalls(prev => prev.filter(call => call.requestId !== requestId));
       }
     } catch (err) {
-      const message = err instanceof Error ? err.message : 'Failed to close call.';
-      onToast?.({ type: 'error', title: 'Could not close call', message });
+      const message = err instanceof Error ? err.message : t('calls.failedToClose');
+      onToast?.({ type: 'error', title: t('calls.couldNotClose'), message });
     }
   };
 
   return (
     <div className="space-y-6">
       <div>
-        <h2 className="text-base font-semibold text-stone-900">Join a Google Meet call</h2>
-        <p className="mt-1 text-sm text-stone-500">
-          Paste a Meet link and the agent will join the call as a named guest in a separate window.
-          The host needs to admit the agent from the Meet waiting room.
-        </p>
+        <h2 className="text-base font-semibold text-stone-900">{t('calls.joinMeet')}</h2>
+        <p className="mt-1 text-sm text-stone-500">{t('calls.joinMeetDescription')}</p>
       </div>
 
       <form onSubmit={handleSubmit} className="space-y-4">
         <label className="block">
           <span className="text-xs font-medium uppercase tracking-wide text-stone-500">
-            Meet link
+            {t('calls.meetLink')}
           </span>
           <input
             type="url"
@@ -127,7 +126,7 @@ export default function IntelligenceCallsTab({ onToast }: Props) {
 
         <label className="block">
           <span className="text-xs font-medium uppercase tracking-wide text-stone-500">
-            Display name
+            {t('calls.displayName')}
           </span>
           <input
             type="text"
@@ -151,14 +150,14 @@ export default function IntelligenceCallsTab({ onToast }: Props) {
           type="submit"
           disabled={submitting || !meetUrl.trim() || !displayName.trim()}
           className="inline-flex items-center justify-center rounded-xl border border-primary-600 bg-primary-600 px-4 py-2 text-sm font-medium text-white shadow-soft transition hover:bg-primary-500 disabled:cursor-not-allowed disabled:opacity-50">
-          {submitting ? 'Opening Meet…' : 'Join call'}
+          {submitting ? t('calls.openingMeet') : t('calls.joinCall')}
         </button>
       </form>
 
       {activeCalls.length > 0 && (
         <div className="space-y-2">
           <h3 className="text-xs font-semibold uppercase tracking-wide text-stone-500">
-            Active calls
+            {t('calls.activeCalls')}
           </h3>
           <ul className="space-y-2">
             {activeCalls.map(call => (
@@ -175,7 +174,7 @@ export default function IntelligenceCallsTab({ onToast }: Props) {
                   type="button"
                   onClick={() => handleClose(call.requestId)}
                   className="shrink-0 rounded-lg border border-stone-200 bg-white px-3 py-1 text-xs text-stone-600 hover:border-coral-300 hover:text-coral-600">
-                  Leave
+                  {t('calls.leave')}
                 </button>
               </li>
             ))}
diff --git a/app/src/components/intelligence/IntelligenceDreamsTab.tsx b/app/src/components/intelligence/IntelligenceDreamsTab.tsx
index 4d65d0cb4..d551c658d 100644
--- a/app/src/components/intelligence/IntelligenceDreamsTab.tsx
+++ b/app/src/components/intelligence/IntelligenceDreamsTab.tsx
@@ -1,4 +1,7 @@
+import { useT } from '../../lib/i18n/I18nContext';
+
 export default function IntelligenceDreamsTab() {
+  const { t } = useT();
   return (
     <div className="glass rounded-2xl p-8 text-center animate-fade-up">
       <div className="w-16 h-16 mx-auto mb-4 flex items-center justify-center rounded-full bg-sky-500/10">
@@ -17,13 +20,9 @@ export default function IntelligenceDreamsTab() {
           />
         </svg>
       </div>
-      <h2 className="text-lg font-semibold text-stone-900 mb-2">Dreams</h2>
-      <p className="text-stone-400 text-sm mb-1">
-        Twice every day, OpenHuman will generate a dream (or a summary) based on everything that has
-        happened in your life today. These dreams are then indexed and can be used to influence
-        OpenHuman&apos;s behavior.
-      </p>
-      <p className="text-xs text-stone-500">Coming soon</p>
+      <h2 className="text-lg font-semibold text-stone-900 mb-2">{t('memory.tab.dreams')}</h2>
+      <p className="text-stone-400 text-sm mb-1">{t('dreams.description')}</p>
+      <p className="text-xs text-stone-500">{t('dreams.comingSoon')}</p>
     </div>
   );
 }
diff --git a/app/src/components/intelligence/IntelligenceMemoryTab.tsx b/app/src/components/intelligence/IntelligenceMemoryTab.tsx
index 32e926f9e..ebebc0f1a 100644
--- a/app/src/components/intelligence/IntelligenceMemoryTab.tsx
+++ b/app/src/components/intelligence/IntelligenceMemoryTab.tsx
@@ -1,3 +1,4 @@
+import { useT } from '../../lib/i18n/I18nContext';
 import type { ActionableItem, ActionableItemSource, TimeGroup } from '../../types/intelligence';
 import { ActionableCard } from './ActionableCard';
 
@@ -32,17 +33,18 @@ export default function IntelligenceMemoryTab({
   timeGroups,
   usingMemoryData,
 }: IntelligenceMemoryTabProps) {
+  const { t } = useT();
   return (
     <>
       <div className="flex items-center gap-3 mb-6 animate-fade-up">
         <div className="flex-1">
           <label htmlFor="actionable-search" className="sr-only">
-            Search actionable items
+            {t('memory.searchAria')}
           </label>
           <input
             id="actionable-search"
             type="text"
-            placeholder="Search actionable items..."
+            placeholder={t('memory.search')}
             value={searchFilter}
             onChange={e => setSearchFilter(e.target.value)}
             className="w-full px-3 py-2 text-sm bg-white border border-stone-200 rounded-lg text-stone-900 placeholder-stone-400 focus:outline-none focus:border-primary-500/50 transition-colors"
@@ -56,14 +58,14 @@ export default function IntelligenceMemoryTab({
           value={sourceFilter}
           onChange={e => setSourceFilter(e.target.value as ActionableItemSource | 'all')}
           className="px-3 py-2 text-sm bg-white border border-stone-200 rounded-lg text-stone-900 focus:outline-none focus:border-primary-500/50 transition-colors">
-          <option value="all">All Sources</option>
-          <option value="email">Email</option>
-          <option value="calendar">Calendar</option>
-          <option value="telegram">Telegram</option>
-          <option value="ai_insight">AI Insights</option>
-          <option value="system">System</option>
-          <option value="trading">Trading</option>
-          <option value="security">Security</option>
+          <option value="all">{t('memory.sourceFilter.all')}</option>
+          <option value="email">{t('memory.sourceFilter.email')}</option>
+          <option value="calendar">{t('memory.sourceFilter.calendar')}</option>
+          <option value="telegram">{t('memory.sourceFilter.telegram')}</option>
+          <option value="ai_insight">{t('memory.sourceFilter.aiInsight')}</option>
+          <option value="system">{t('memory.sourceFilter.system')}</option>
+          <option value="trading">{t('memory.sourceFilter.trading')}</option>
+          <option value="security">{t('memory.sourceFilter.security')}</option>
         </select>
       </div>
 
@@ -72,18 +74,16 @@ export default function IntelligenceMemoryTab({
           <div className="w-16 h-16 mx-auto mb-4 flex items-center justify-center rounded-full bg-primary-500/10">
             <div className="w-8 h-8 border-2 border-primary-400 border-t-transparent rounded-full animate-spin" />
           </div>
-          <h2 className="text-lg font-semibold text-stone-900 mb-2">Loading Intelligence...</h2>
-          <p className="text-stone-400 text-sm">Fetching your actionable items</p>
+          <h2 className="text-lg font-semibold text-stone-900 mb-2">{t('memory.loading')}</h2>
+          <p className="text-stone-400 text-sm">{t('memory.fetching')}</p>
         </div>
       ) : isRunning && items.length === 0 ? (
         <div className="glass rounded-2xl p-8 text-center animate-fade-up">
           <div className="w-16 h-16 mx-auto mb-4 flex items-center justify-center rounded-full bg-primary-500/10">
             <div className="w-8 h-8 border-2 border-primary-400 border-t-transparent rounded-full animate-spin" />
           </div>
-          <h2 className="text-lg font-semibold text-stone-900 mb-2">Analyzing your data…</h2>
-          <p className="text-stone-400 text-sm">
-            The conscious loop is reviewing your connected skills
-          </p>
+          <h2 className="text-lg font-semibold text-stone-900 mb-2">{t('memory.analyzing')}</h2>
+          <p className="text-stone-400 text-sm">{t('memory.analyzingHint')}</p>
         </div>
       ) : timeGroups.length === 0 ? (
         <div className="glass rounded-2xl p-8 text-center animate-fade-up">
@@ -103,25 +103,27 @@ export default function IntelligenceMemoryTab({
           </div>
           {searchFilter || sourceFilter !== 'all' ? (
             <>
-              <h2 className="text-lg font-semibold text-stone-900 mb-2">No matches</h2>
-              <p className="text-stone-400 text-sm">No items match your current filters.</p>
+              <h2 className="text-lg font-semibold text-stone-900 mb-2">{t('memory.noMatches')}</h2>
+              <p className="text-stone-400 text-sm">{t('memory.noMatchesHint')}</p>
             </>
           ) : usingMemoryData ? (
             <>
-              <h2 className="text-lg font-semibold text-stone-900 mb-2">All caught up!</h2>
-              <p className="text-stone-400 text-sm">No actionable items at the moment.</p>
+              <h2 className="text-lg font-semibold text-stone-900 mb-2">
+                {t('memory.allCaughtUp')}
+              </h2>
+              <p className="text-stone-400 text-sm">{t('memory.allCaughtUpHint')}</p>
             </>
           ) : (
             <>
-              <h2 className="text-lg font-semibold text-stone-900 mb-2">No analysis yet</h2>
-              <p className="text-stone-400 text-sm mb-4">
-                Run an analysis to extract actionable items from your connected skills.
-              </p>
+              <h2 className="text-lg font-semibold text-stone-900 mb-2">
+                {t('memory.noAnalysis')}
+              </h2>
+              <p className="text-stone-400 text-sm mb-4">{t('memory.noAnalysisHint')}</p>
               <button
                 onClick={() => void handleAnalyzeNow()}
                 disabled={isRunning}
                 className="px-4 py-2 bg-primary-500 hover:bg-primary-600 disabled:opacity-40 text-white text-sm rounded-lg transition-colors">
-                Analyze Now
+                {t('memory.analyzeNow')}
               </button>
             </>
           )}
@@ -131,7 +133,7 @@ export default function IntelligenceMemoryTab({
           {isRunning && (
             <div className="flex items-center gap-2 text-xs text-stone-400 animate-fade-up">
               <div className="w-3 h-3 border border-stone-400 border-t-transparent rounded-full animate-spin" />
-              Analyzing your data…
+              {t('memory.analyzing')}
             </div>
           )}
           {timeGroups.map((group, groupIndex) => (
diff --git a/app/src/components/intelligence/IntelligenceSubconsciousTab.tsx b/app/src/components/intelligence/IntelligenceSubconsciousTab.tsx
index 54ac721bb..10e6f9f9b 100644
--- a/app/src/components/intelligence/IntelligenceSubconsciousTab.tsx
+++ b/app/src/components/intelligence/IntelligenceSubconsciousTab.tsx
@@ -2,6 +2,7 @@ import type { Dispatch, FormEvent, SetStateAction } from 'react';
 import { useDispatch } from 'react-redux';
 import { useNavigate } from 'react-router-dom';
 
+import { useT } from '../../lib/i18n/I18nContext';
 import { setSelectedThread } from '../../store/threadSlice';
 import type {
   SubconsciousEscalation,
@@ -55,6 +56,7 @@ export default function IntelligenceSubconsciousTab({
   triggerTick,
   triggering,
 }: IntelligenceSubconsciousTabProps) {
+  const { t } = useT();
   const navigate = useNavigate();
   const dispatch = useDispatch();
 
@@ -176,19 +178,28 @@ export default function IntelligenceSubconsciousTab({
         <div className="flex items-center gap-2 text-xs text-stone-400">
           {status && (
             <>
-              <span>{status.task_count} tasks</span>
+              <span>
+                {status.task_count} {t('subconscious.tasks')}
+              </span>
               <span className="text-stone-300">|</span>
-              <span>{status.total_ticks} ticks</span>
+              <span>
+                {status.total_ticks} {t('subconscious.ticks')}
+              </span>
               {status.last_tick_at && (
                 <>
                   <span className="text-stone-300">|</span>
-                  <span>Last: {new Date(status.last_tick_at * 1000).toLocaleTimeString()}</span>
+                  <span>
+                    {t('subconscious.last')}:{' '}
+                    {new Date(status.last_tick_at * 1000).toLocaleTimeString()}
+                  </span>
                 </>
               )}
               {status.consecutive_failures > 0 && (
                 <>
                   <span className="text-stone-300">|</span>
-                  <span className="text-coral-500">{status.consecutive_failures} failed</span>
+                  <span className="text-coral-500">
+                    {status.consecutive_failures} {t('subconscious.failed')}
+                  </span>
                 </>
               )}
             </>
@@ -214,7 +225,7 @@ export default function IntelligenceSubconsciousTab({
                 // Config update would require restart — show as read-only for now
               }}
               disabled
-              title="Tick interval (change in Settings > Advanced)"
+              title={t('subconscious.tickInterval')}
               className="text-xs bg-stone-50 border border-stone-200 rounded px-1.5 py-0.5 text-stone-500 cursor-not-allowed">
               <option value={5}>5 min</option>
               <option value={10}>10 min</option>
@@ -242,7 +253,7 @@ export default function IntelligenceSubconsciousTab({
                 />
               </svg>
             )}
-            Run Now
+            {t('subconscious.runNow')}
           </button>
         </div>
       </div>
@@ -256,7 +267,7 @@ export default function IntelligenceSubconsciousTab({
         <div>
           <h3 className="text-sm font-semibold text-stone-900 mb-3 flex items-center gap-2">
             <span className="w-2 h-2 rounded-full bg-amber-400 animate-pulse" />
-            Approval Needed
+            {t('subconscious.approvalNeeded')}
             <span className="text-[10px] px-1.5 py-0.5 rounded-full bg-amber-100 text-amber-700">
               {escalations.length}
             </span>
@@ -280,7 +291,7 @@ export default function IntelligenceSubconsciousTab({
                         {esc.priority}
                       </span>
                       <span className="text-[10px] text-stone-400">
-                        Requires your approval to proceed
+                        {t('subconscious.requiresApproval')}
                       </span>
                     </div>
                   </div>
@@ -289,19 +300,19 @@ export default function IntelligenceSubconsciousTab({
                       <button
                         onClick={() => handleFixInSkills(esc.id)}
                         className="px-3 py-1.5 text-xs bg-primary-500 hover:bg-primary-600 text-white rounded-lg transition-colors">
-                        Fix in Connections
+                        {t('subconscious.fixInConnections')}
                       </button>
                     ) : (
                       <button
                         onClick={() => void handleApproveEscalation(esc.id)}
                         className="px-3 py-1.5 text-xs bg-sage-500 hover:bg-sage-600 text-white rounded-lg transition-colors">
-                        Go ahead
+                        {t('subconscious.goAhead')}
                       </button>
                     )}
                     <button
                       onClick={() => void handleDismissEscalation(esc.id)}
                       className="px-3 py-1.5 text-xs bg-stone-100 hover:bg-stone-200 text-stone-600 rounded-lg transition-colors">
-                      Skip
+                      {t('common.skip')}
                     </button>
                   </div>
                 </div>
@@ -312,13 +323,15 @@ export default function IntelligenceSubconsciousTab({
       )}
 
       <div>
-        <h3 className="text-sm font-semibold text-stone-900 mb-3">Active Tasks</h3>
+        <h3 className="text-sm font-semibold text-stone-900 mb-3">
+          {t('subconscious.activeTasks')}
+        </h3>
         {loading && tasks.length === 0 ? (
           <div className="text-center py-4">
             <div className="w-6 h-6 mx-auto border-2 border-stone-300 border-t-transparent rounded-full animate-spin" />
           </div>
         ) : tasks.filter(t => !t.completed).length === 0 ? (
-          <p className="text-xs text-stone-400 py-3">No active tasks. Add one below.</p>
+          <p className="text-xs text-stone-400 py-3">{t('subconscious.noActiveTasks')}</p>
         ) : (
           <div className="space-y-1.5">
             {tasks
@@ -328,7 +341,7 @@ export default function IntelligenceSubconsciousTab({
                   <div className="w-1.5 h-1.5 rounded-full bg-sage-400 flex-shrink-0 mr-2.5" />
                   <span className="text-sm text-stone-900 truncate flex-1">{task.title}</span>
                   <span className="text-[10px] text-stone-400 flex-shrink-0 px-1.5 py-0.5 rounded bg-stone-100">
-                    default
+                    {t('subconscious.default')}
                   </span>
                 </div>
               ))}
@@ -342,7 +355,7 @@ export default function IntelligenceSubconsciousTab({
                     <button
                       type="button"
                       aria-pressed={task.enabled}
-                      aria-label={`${task.enabled ? 'Disable' : 'Enable'} ${task.title}`}
+                      aria-label={`${task.enabled ? t('common.disable') : t('common.enable')} ${task.title}`}
                       onClick={() => void handleToggleTask(task.id, !task.enabled, task.title)}
                       className={`relative w-7 h-4 rounded-full flex-shrink-0 transition-colors ${
                         task.enabled ? 'bg-sage-500' : 'bg-stone-300'
@@ -360,7 +373,7 @@ export default function IntelligenceSubconsciousTab({
                   </div>
                   <button
                     type="button"
-                    aria-label={`Remove ${task.title}`}
+                    aria-label={`${t('common.remove')} ${task.title}`}
                     onClick={() => void handleRemoveTask(task.id, task.title)}
                     className="opacity-0 group-hover:opacity-100 p-1 text-stone-400 hover:text-coral-500 transition-all">
                     <svg
@@ -384,7 +397,7 @@ export default function IntelligenceSubconsciousTab({
         <form onSubmit={e => void handleAddTask(e)} className="flex gap-2 mt-3">
           <input
             type="text"
-            placeholder="Add a task... (e.g. 'Check urgent emails')"
+            placeholder={t('subconscious.addTaskPlaceholder')}
             value={newTaskTitle}
             onChange={e => setNewTaskTitle(e.target.value)}
             className="flex-1 px-3 py-2 text-sm bg-white border border-stone-200 rounded-lg text-stone-900 placeholder-stone-400 focus:outline-none focus:border-primary-500/50 transition-colors"
@@ -393,15 +406,17 @@ export default function IntelligenceSubconsciousTab({
             type="submit"
             disabled={!newTaskTitle.trim()}
             className="px-3 py-2 text-sm bg-primary-500 hover:bg-primary-600 disabled:opacity-40 text-white rounded-lg transition-colors">
-            Add
+            {t('common.add')}
           </button>
         </form>
       </div>
 
       <div>
-        <h3 className="text-sm font-semibold text-stone-900 mb-3">Activity Log</h3>
+        <h3 className="text-sm font-semibold text-stone-900 mb-3">
+          {t('subconscious.activityLog')}
+        </h3>
         {logEntries.length === 0 ? (
-          <p className="text-xs text-stone-400 py-3">No activity yet. Run a tick to see results.</p>
+          <p className="text-xs text-stone-400 py-3">{t('subconscious.noActivity')}</p>
         ) : (
           <div className="space-y-1 max-h-64 overflow-y-auto">
             {logEntries.map(entry => (
@@ -454,19 +469,19 @@ export default function IntelligenceSubconsciousTab({
                         ? `${entry.result.substring(0, 120)}...`
                         : entry.result
                     : entry.decision === 'noop'
-                      ? 'Nothing new'
+                      ? t('subconscious.decision.nothingNew')
                       : entry.decision === 'act'
-                        ? 'Completed'
+                        ? t('subconscious.decision.completed')
                         : entry.decision === 'in_progress'
-                          ? 'Evaluating...'
+                          ? t('subconscious.decision.evaluating')
                           : entry.decision === 'escalate'
-                            ? 'Waiting for approval'
+                            ? t('subconscious.decision.waitingApproval')
                             : entry.decision === 'failed'
-                              ? 'Failed'
+                              ? t('subconscious.decision.failed')
                               : entry.decision === 'cancelled'
-                                ? 'Cancelled'
+                                ? t('subconscious.decision.cancelled')
                                 : entry.decision === 'dismissed'
-                                  ? 'Skipped'
+                                  ? t('subconscious.decision.skipped')
                                   : entry.decision}
                 </span>
                 {entry.duration_ms != null && (
diff --git a/app/src/components/intelligence/MemoryEmptyPlaceholder.tsx b/app/src/components/intelligence/MemoryEmptyPlaceholder.tsx
index be91dbfc8..416a5b412 100644
--- a/app/src/components/intelligence/MemoryEmptyPlaceholder.tsx
+++ b/app/src/components/intelligence/MemoryEmptyPlaceholder.tsx
@@ -5,15 +5,14 @@
  * forward is connecting an integration in Settings, so we point there in
  * prose without an explicit link to keep the surface meditative.
  */
+import { useT } from '../../lib/i18n/I18nContext';
+
 export function MemoryEmptyPlaceholder() {
+  const { t } = useT();
   return (
     <div className="mw-detail-empty" data-testid="memory-empty-placeholder">
-      <h2 className="mw-empty-title">Nothing yet.</h2>
-      <p className="mw-empty-body">
-        Connect an integration in Settings to start
-        <br />
-        building your memory tree.
-      </p>
+      <h2 className="mw-empty-title">{t('memory.empty')}</h2>
+      <p className="mw-empty-body">{t('memory.emptyHint')}</p>
     </div>
   );
 }
diff --git a/app/src/components/intelligence/MemoryGraph.tsx b/app/src/components/intelligence/MemoryGraph.tsx
index c90d93373..70277f131 100644
--- a/app/src/components/intelligence/MemoryGraph.tsx
+++ b/app/src/components/intelligence/MemoryGraph.tsx
@@ -20,6 +20,7 @@
  */
 import { useMemo, useRef, useState } from 'react';
 
+import { useT } from '../../lib/i18n/I18nContext';
 import { openUrl } from '../../utils/openUrl';
 import { type GraphEdge, type GraphMode, type GraphNode } from '../../utils/tauriCommands';
 
@@ -193,6 +194,7 @@ function joinPath(root: string, rel: string): string {
 }
 
 export function MemoryGraph({ nodes, edges, mode, contentRootAbs, emptyHint }: MemoryGraphProps) {
+  const { t } = useT();
   const [hovered, setHovered] = useState<GraphNode | null>(null);
   const svgRef = useRef<SVGSVGElement | null>(null);
 
@@ -240,10 +242,7 @@ export function MemoryGraph({ nodes, edges, mode, contentRootAbs, emptyHint }: M
       <div
         className="flex h-[640px] items-center justify-center rounded-lg border border-stone-100 bg-stone-50/40 text-sm text-stone-500"
         data-testid="memory-graph-empty">
-        {emptyHint ??
-          (mode === 'contacts'
-            ? 'No contact mentions yet — sync a source and rebuild trees first.'
-            : 'No memory yet — connect a source above to start ingesting.')}
+        {emptyHint ?? (mode === 'contacts' ? t('graph.noContactMentions') : t('graph.noMemory'))}
       </div>
     );
   }
@@ -256,23 +255,31 @@ export function MemoryGraph({ nodes, edges, mode, contentRootAbs, emptyHint }: M
       ? Array.from(new Set(nodes.map(n => n.tree_kind ?? '')))
           .filter(Boolean)
           .map(kind => ({
-            label: kind === 'source' ? 'Source' : kind === 'topic' ? 'Topic' : 'Global',
+            label:
+              kind === 'source'
+                ? t('graph.source')
+                : kind === 'topic'
+                  ? t('graph.topic')
+                  : t('graph.global'),
             color: SUMMARY_TREE_COLOR[kind] ?? '#94a3b8',
           }))
       : [
-          { label: 'Document', color: NODE_COLOR.chunk },
-          { label: 'Contact', color: NODE_COLOR.contact },
+          { label: t('graph.document'), color: NODE_COLOR.chunk },
+          { label: t('graph.contact'), color: NODE_COLOR.contact },
         ];
 
   return (
     <div className="memory-graph rounded-lg border border-stone-100 bg-white">
       <div className="flex items-center justify-between gap-4 border-b border-stone-100 px-4 py-2">
         <div className="flex items-center gap-3 text-xs text-stone-500">
-          <span>{nodes.length} nodes</span>
+          <span>
+            {nodes.length} {t('graph.nodes')}
+          </span>
           <span className="text-stone-300">·</span>
           <span>
-            {sim.edges.length} {mode === 'tree' ? 'parent → child' : 'document ↔ contact'} link
-            {sim.edges.length === 1 ? '' : 's'}
+            {sim.edges.length}{' '}
+            {mode === 'tree' ? t('graph.parentChild') : t('graph.documentContact')}{' '}
+            {sim.edges.length === 1 ? t('graph.link') : t('graph.links')}
           </span>
         </div>
         <div className="flex items-center gap-3">
@@ -321,7 +328,7 @@ export function MemoryGraph({ nodes, edges, mode, contentRootAbs, emptyHint }: M
                   if (n.kind === 'summary') void openSummaryInObsidian(n, contentRootAbs);
                 }}
                 data-testid={`memory-graph-node-${n.id}`}>
-                <title>{tooltipFor(n)}</title>
+                <title>{tooltipFor(n, t)}</title>
               </circle>
             );
           })}
@@ -339,20 +346,22 @@ export function MemoryGraph({ nodes, edges, mode, contentRootAbs, emptyHint }: M
               <span className="text-stone-400"> · </span>
               <span>{hovered.tree_scope}</span>
               <span className="text-stone-400"> · </span>
-              <span>{hovered.child_count ?? 0} children</span>
-              <span className="ml-3 text-stone-400">click to open in Obsidian</span>
+              <span>
+                {hovered.child_count ?? 0} {t('graph.children')}
+              </span>
+              <span className="ml-3 text-stone-400">{t('graph.clickToOpenObsidian')}</span>
             </>
           ) : hovered.kind === 'contact' ? (
             <>
               <span className="font-medium text-violet-700">{hovered.label}</span>
               <span className="ml-3 text-stone-400">
-                person · canonical id {hovered.id.slice(0, 12)}…
+                {t('graph.person')} · canonical id {hovered.id.slice(0, 12)}…
               </span>
             </>
           ) : (
             <>
               <span className="font-medium">{hovered.label || 'chunk'}</span>
-              <span className="ml-3 text-stone-400">document</span>
+              <span className="ml-3 text-stone-400">{t('graph.document')}</span>
             </>
           )}
         </div>
@@ -361,10 +370,18 @@ export function MemoryGraph({ nodes, edges, mode, contentRootAbs, emptyHint }: M
   );
 }
 
-function tooltipFor(n: GraphNode): string {
+function tooltipFor(
+  n: GraphNode,
+  t: (key: string, params?: Record<string, string>) => string
+): string {
   if (n.kind === 'summary') {
-    return `L${n.level ?? 0} · ${n.tree_kind} · ${n.tree_scope ?? ''} · ${n.child_count ?? 0} children`;
+    return t('graph.tooltip.summary', {
+      level: String(n.level ?? 0),
+      kind: n.tree_kind ?? '',
+      scope: n.tree_scope ?? '',
+      children: String(n.child_count ?? 0),
+    });
   }
-  if (n.kind === 'contact') return `${n.label} (person)`;
-  return n.label || 'document';
+  if (n.kind === 'contact') return t('graph.tooltip.contact', { label: n.label });
+  return n.label || t('graph.document');
 }
diff --git a/app/src/components/intelligence/MemoryHeatmap.tsx b/app/src/components/intelligence/MemoryHeatmap.tsx
index 9cf906580..d4d57e11b 100644
--- a/app/src/components/intelligence/MemoryHeatmap.tsx
+++ b/app/src/components/intelligence/MemoryHeatmap.tsx
@@ -1,5 +1,7 @@
 import { useMemo, useState } from 'react';
 
+import { useT } from '../../lib/i18n/I18nContext';
+
 interface MemoryHeatmapProps {
   /** Array of document/relation timestamps (unix epoch seconds). */
   timestamps: number[];
@@ -9,7 +11,9 @@ interface MemoryHeatmapProps {
 const MONTHS = 8;
 const DAYS_PER_WEEK = 7;
 const CELL_GAP = 2;
-const DAY_LABELS = ['', 'Mon', '', 'Wed', '', 'Fri', ''];
+function dayLabels(t: (key: string) => string): string[] {
+  return ['', t('memory.day.mon'), '', t('memory.day.wed'), '', t('memory.day.fri'), ''];
+}
 
 const INTENSITY_COLORS = [
   'rgba(255,255,255,0.04)', // 0 events
@@ -32,7 +36,7 @@ function dateToKey(date: Date): string {
 }
 
 function formatDate(date: Date): string {
-  return date.toLocaleDateString('en-US', {
+  return date.toLocaleDateString(undefined, {
     weekday: 'short',
     month: 'short',
     day: 'numeric',
@@ -41,6 +45,7 @@ function formatDate(date: Date): string {
 }
 
 export function MemoryHeatmap({ timestamps, loading }: MemoryHeatmapProps) {
+  const { t } = useT();
   const [hoveredCell, setHoveredCell] = useState<{
     date: Date;
     count: number;
@@ -99,7 +104,7 @@ export function MemoryHeatmap({ timestamps, loading }: MemoryHeatmapProps) {
       // Track month labels (on the first Sunday-row cell of each new month)
       if (cellDate.getMonth() !== lastMonth && d === 0) {
         lastMonth = cellDate.getMonth();
-        months.push({ label: cellDate.toLocaleDateString('en-US', { month: 'short' }), weekIdx });
+        months.push({ label: cellDate.toLocaleDateString(undefined, { month: 'short' }), weekIdx });
       }
 
       cursor.setDate(cursor.getDate() + 1);
@@ -124,7 +129,9 @@ export function MemoryHeatmap({ timestamps, loading }: MemoryHeatmapProps) {
   if (loading) {
     return (
       <div className="rounded-xl border border-stone-200 bg-stone-50 p-5">
-        <h3 className="text-sm font-semibold text-stone-900 mb-3">Ingestion Activity</h3>
+        <h3 className="text-sm font-semibold text-stone-900 mb-3">
+          {t('memory.ingestionActivity')}
+        </h3>
         <div className="h-28 rounded-lg bg-stone-200 animate-pulse" />
       </div>
     );
@@ -134,14 +141,21 @@ export function MemoryHeatmap({ timestamps, loading }: MemoryHeatmapProps) {
     <div className="rounded-xl border border-stone-200 bg-stone-50 p-5">
       <div className="flex items-center justify-between mb-3">
         <div>
-          <h3 className="text-sm font-semibold text-stone-900">Ingestion Activity</h3>
+          <h3 className="text-sm font-semibold text-stone-900">{t('memory.ingestionActivity')}</h3>
           <p className="text-xs text-stone-500 mt-0.5">
-            {totalEvents} event{totalEvents !== 1 ? 's' : ''} over the last {MONTHS} months
-            {maxDailyCount > 0 && <> · peak: {maxDailyCount}/day</>}
+            {totalEvents} {totalEvents !== 1 ? t('memory.events') : t('memory.event')}{' '}
+            {t('memory.overTheLast')} {MONTHS} {t('memory.months')}
+            {maxDailyCount > 0 && (
+              <>
+                {' '}
+                · {t('memory.peak')}: {maxDailyCount}
+                {t('memory.perDay')}
+              </>
+            )}
           </p>
         </div>
         <div className="flex items-center gap-1 text-[10px] text-stone-500">
-          <span>Less</span>
+          <span>{t('memory.less')}</span>
           {INTENSITY_COLORS.map((color, i) => (
             <div
               key={i}
@@ -149,7 +163,7 @@ export function MemoryHeatmap({ timestamps, loading }: MemoryHeatmapProps) {
               style={{ backgroundColor: color }}
             />
           ))}
-          <span>More</span>
+          <span>{t('memory.more')}</span>
         </div>
       </div>
 
@@ -159,7 +173,7 @@ export function MemoryHeatmap({ timestamps, loading }: MemoryHeatmapProps) {
         preserveAspectRatio="xMinYMin meet"
         className="block">
         {/* Day labels */}
-        {DAY_LABELS.map((label, i) =>
+        {dayLabels(t).map((label, i) =>
           label ? (
             <text
               key={i}
@@ -229,9 +243,11 @@ export function MemoryHeatmap({ timestamps, loading }: MemoryHeatmapProps) {
           className="fixed z-50 px-2 py-1 rounded-md bg-white border border-stone-200 text-[11px] text-stone-900 shadow-lg pointer-events-none"
           style={{ left: hoveredCell.x, top: hoveredCell.y - 32, transform: 'translateX(-50%)' }}>
           <span className="font-medium">
-            {hoveredCell.count} event{hoveredCell.count !== 1 ? 's' : ''}
+            {hoveredCell.count} {hoveredCell.count !== 1 ? t('memory.events') : t('memory.event')}
           </span>{' '}
-          <span className="text-stone-400">on {formatDate(hoveredCell.date)}</span>
+          <span className="text-stone-400">
+            {t('memory.on')} {formatDate(hoveredCell.date)}
+          </span>
         </div>
       )}
     </div>
diff --git a/app/src/components/intelligence/MemoryInsights.tsx b/app/src/components/intelligence/MemoryInsights.tsx
index 0871cb158..041f655a4 100644
--- a/app/src/components/intelligence/MemoryInsights.tsx
+++ b/app/src/components/intelligence/MemoryInsights.tsx
@@ -1,5 +1,6 @@
 import { useMemo, useState } from 'react';
 
+import { useT } from '../../lib/i18n/I18nContext';
 import type { GraphRelation } from '../../utils/tauriCommands';
 
 interface MemoryInsightsProps {
@@ -88,53 +89,53 @@ function categorize(predicate: string): InsightCategory {
   return 'other';
 }
 
-const CATEGORY_CONFIG: Record<
-  InsightCategory,
-  { label: string; icon: string; color: string; bgColor: string; borderColor: string }
-> = {
-  facts: {
-    label: 'Known Facts',
-    icon: 'M9 12l2 2 4-4m6 2a9 9 0 11-18 0 9 9 0 0118 0z',
-    color: 'text-emerald-600',
-    bgColor: 'bg-emerald-50',
-    borderColor: 'border-emerald-200',
-  },
-  preferences: {
-    label: 'Preferences',
-    icon: 'M4.318 6.318a4.5 4.5 0 000 6.364L12 20.364l7.682-7.682a4.5 4.5 0 00-6.364-6.364L12 7.636l-1.318-1.318a4.5 4.5 0 00-6.364 0z',
-    color: 'text-rose-600',
-    bgColor: 'bg-rose-50',
-    borderColor: 'border-rose-200',
-  },
-  relationships: {
-    label: 'Relationships',
-    icon: 'M17 20h5v-2a3 3 0 00-5.356-1.857M17 20H7m10 0v-2c0-.656-.126-1.283-.356-1.857M7 20H2v-2a3 3 0 015.356-1.857M7 20v-2c0-.656.126-1.283.356-1.857m0 0a5.002 5.002 0 019.288 0M15 7a3 3 0 11-6 0 3 3 0 016 0zm6 3a2 2 0 11-4 0 2 2 0 014 0zM7 10a2 2 0 11-4 0 2 2 0 014 0z',
-    color: 'text-primary-600',
-    bgColor: 'bg-primary-50',
-    borderColor: 'border-primary-200',
-  },
-  skills: {
-    label: 'Skills & Expertise',
-    icon: 'M13 10V3L4 14h7v7l9-11h-7z',
-    color: 'text-amber-600',
-    bgColor: 'bg-amber-100',
-    borderColor: 'border-amber-200',
-  },
-  opinions: {
-    label: 'Opinions & Beliefs',
-    icon: 'M8 12h.01M12 12h.01M16 12h.01M21 12c0 4.418-4.03 8-9 8a9.863 9.863 0 01-4.255-.949L3 20l1.395-3.72C3.512 15.042 3 13.574 3 12c0-4.418 4.03-8 9-8s9 3.582 9 8z',
-    color: 'text-lavender-600',
-    bgColor: 'bg-lavender-50',
-    borderColor: 'border-lavender-200',
-  },
-  other: {
-    label: 'Other Insights',
-    icon: 'M19.428 15.428a2 2 0 00-1.022-.547l-2.387-.477a6 6 0 00-3.86.517l-.318.158a6 6 0 01-3.86.517L6.05 15.21a2 2 0 00-1.806.547M8 4h8l-1 1v5.172a2 2 0 00.586 1.414l5 5c1.26 1.26.367 3.414-1.415 3.414H4.828c-1.782 0-2.674-2.154-1.414-3.414l5-5A2 2 0 009 10.172V5L8 4z',
-    color: 'text-stone-600',
-    bgColor: 'bg-stone-100',
-    borderColor: 'border-stone-200',
-  },
-};
+function useInsightCategoryLabels() {
+  const { t } = useT();
+  return {
+    facts: {
+      label: t('insights.knownFacts'),
+      icon: 'M9 12l2 2 4-4m6 2a9 9 0 11-18 0 9 9 0 0118 0z',
+      color: 'text-emerald-600',
+      bgColor: 'bg-emerald-50',
+      borderColor: 'border-emerald-200',
+    },
+    preferences: {
+      label: t('insights.preferences'),
+      icon: 'M4.318 6.318a4.5 4.5 0 000 6.364L12 20.364l7.682-7.682a4.5 4.5 0 00-6.364-6.364L12 7.636l-1.318-1.318a4.5 4.5 0 00-6.364 0z',
+      color: 'text-rose-600',
+      bgColor: 'bg-rose-50',
+      borderColor: 'border-rose-200',
+    },
+    relationships: {
+      label: t('insights.relationships'),
+      icon: 'M17 20h5v-2a3 3 0 00-5.356-1.857M17 20H7m10 0v-2c0-.656-.126-1.283-.356-1.857M7 20H2v-2a3 3 0 015.356-1.857M7 20v-2c0-.656.126-1.283.356-1.857m0 0a5.002 5.002 0 019.288 0M15 7a3 3 0 11-6 0 3 3 0 016 0zm6 3a2 2 0 11-4 0 2 2 0 014 0zM7 10a2 2 0 11-4 0 2 2 0 014 0z',
+      color: 'text-primary-600',
+      bgColor: 'bg-primary-50',
+      borderColor: 'border-primary-200',
+    },
+    skills: {
+      label: t('insights.skills'),
+      icon: 'M13 10V3L4 14h7v7l9-11h-7z',
+      color: 'text-amber-600',
+      bgColor: 'bg-amber-100',
+      borderColor: 'border-amber-200',
+    },
+    opinions: {
+      label: t('insights.opinions'),
+      icon: 'M8 12h.01M12 12h.01M16 12h.01M21 12c0 4.418-4.03 8-9 8a9.863 9.863 0 01-4.255-.949L3 20l1.395-3.72C3.512 15.042 3 13.574 3 12c0-4.418 4.03-8 9-8s9 3.582 9 8z',
+      color: 'text-lavender-600',
+      bgColor: 'bg-lavender-50',
+      borderColor: 'border-lavender-200',
+    },
+    other: {
+      label: t('insights.other'),
+      icon: 'M19.428 15.428a2 2 0 00-1.022-.547l-2.387-.477a6 6 0 00-3.86.517l-.318.158a6 6 0 01-3.86.517L6.05 15.21a2 2 0 00-1.806.547M8 4h8l-1 1v5.172a2 2 0 00.586 1.414l5 5c1.26 1.26.367 3.414-1.415 3.414H4.828c-1.782 0-2.674-2.154-1.414-3.414l5-5A2 2 0 009 10.172V5L8 4z',
+      color: 'text-stone-600',
+      bgColor: 'bg-stone-100',
+      borderColor: 'border-stone-200',
+    },
+  } as const;
+}
 
 /** Small inline badge that displays an entity type (e.g. "person", "project"). */
 function EntityTypeBadge({ type }: { type: string }) {
@@ -146,7 +147,9 @@ function EntityTypeBadge({ type }: { type: string }) {
 }
 
 export function MemoryInsights({ relations, loading }: MemoryInsightsProps) {
+  const { t } = useT();
   const [expandedCategory, setExpandedCategory] = useState<InsightCategory | null>(null);
+  const config = useInsightCategoryLabels();
 
   const groups = useMemo<InsightGroup[]>(() => {
     const buckets = new Map<InsightCategory, InsightItem[]>();
@@ -184,13 +187,13 @@ export function MemoryInsights({ relations, loading }: MemoryInsightsProps) {
 
     return categoryOrder
       .filter(cat => (buckets.get(cat)?.length ?? 0) > 0)
-      .map(cat => ({ category: cat, ...CATEGORY_CONFIG[cat], items: buckets.get(cat)! }));
-  }, [relations]);
+      .map(cat => ({ category: cat, ...config[cat], items: buckets.get(cat)! }));
+  }, [relations, config]);
 
   if (loading) {
     return (
       <div className="rounded-xl border border-stone-200 bg-stone-50 p-5">
-        <h3 className="text-sm font-semibold text-stone-900 mb-4">Intelligent Insights</h3>
+        <h3 className="text-sm font-semibold text-stone-900 mb-4">{t('insights.title')}</h3>
         <div className="grid grid-cols-2 lg:grid-cols-3 gap-3">
           {[1, 2, 3].map(i => (
             <div key={i} className="h-28 rounded-lg bg-stone-200 animate-pulse" />
@@ -203,10 +206,8 @@ export function MemoryInsights({ relations, loading }: MemoryInsightsProps) {
   if (groups.length === 0) {
     return (
       <div className="rounded-xl border border-stone-200 bg-stone-50 p-5">
-        <h3 className="text-sm font-semibold text-stone-900 mb-2">Intelligent Insights</h3>
-        <p className="text-sm text-stone-600">
-          No insights yet. Ingest documents to extract facts, preferences, and relationships.
-        </p>
+        <h3 className="text-sm font-semibold text-stone-900 mb-2">{t('insights.title')}</h3>
+        <p className="text-sm text-stone-600">{t('insights.empty')}</p>
       </div>
     );
   }
@@ -215,9 +216,9 @@ export function MemoryInsights({ relations, loading }: MemoryInsightsProps) {
     <div className="rounded-xl border border-stone-200 bg-stone-50 p-5">
       <div className="flex items-center justify-between mb-4">
         <div>
-          <h3 className="text-sm font-semibold text-stone-900">Intelligent Insights</h3>
+          <h3 className="text-sm font-semibold text-stone-900">{t('insights.title')}</h3>
           <p className="text-xs text-stone-500 mt-0.5">
-            Extracted knowledge organized by type — {relations.length} total relations
+            {t('insights.description').replace('{count}', String(relations.length))}
           </p>
         </div>
       </div>
@@ -253,7 +254,9 @@ export function MemoryInsights({ relations, loading }: MemoryInsightsProps) {
                 </div>
                 <div className="min-w-0 flex-1">
                   <div className={`text-xs font-medium ${group.color}`}>{group.label}</div>
-                  <div className="text-[10px] text-stone-500">{group.items.length} items</div>
+                  <div className="text-[10px] text-stone-500">
+                    {group.items.length} {t('insights.items')}
+                  </div>
                 </div>
                 <svg
                   className={`w-3.5 h-3.5 text-stone-500 transition-transform ${isExpanded ? 'rotate-180' : ''}`}
@@ -294,7 +297,7 @@ export function MemoryInsights({ relations, loading }: MemoryInsightsProps) {
                 ))}
                 {!isExpanded && group.items.length > 3 && (
                   <div className="text-[10px] text-stone-500 pt-0.5">
-                    +{group.items.length - 3} more
+                    +{group.items.length - 3} {t('insights.more')}
                   </div>
                 )}
               </div>
diff --git a/app/src/components/intelligence/MemoryNavigator.tsx b/app/src/components/intelligence/MemoryNavigator.tsx
index 6be9794ec..d8a566db5 100644
--- a/app/src/components/intelligence/MemoryNavigator.tsx
+++ b/app/src/components/intelligence/MemoryNavigator.tsx
@@ -7,6 +7,7 @@
  */
 import { useEffect, useMemo, useState } from 'react';
 
+import { useT } from '../../lib/i18n/I18nContext';
 import type { Chunk, EntityRef, Source } from '../../utils/tauriCommands';
 import { MemoryHeatmap } from './MemoryHeatmap';
 
@@ -93,6 +94,7 @@ export function MemoryNavigator({
   searchQuery,
   onSearchChange,
 }: MemoryNavigatorProps) {
+  const { t } = useT();
   const heatmapTimestamps = useMemo(
     () => chunks.map(c => Math.floor(c.timestamp_ms / 1000)),
     [chunks]
@@ -178,10 +180,10 @@ export function MemoryNavigator({
         <input
           type="text"
           className="mw-search-input"
-          placeholder="search memory…"
+          placeholder={t('memory.searchPlaceholder')}
           value={searchQuery}
           onChange={e => onSearchChange(e.target.value)}
-          aria-label="Search memory"
+          aria-label={t('memory.search')}
         />
       </div>
 
@@ -190,14 +192,21 @@ export function MemoryNavigator({
       </div>
 
       <div className="mw-pane-scroll">
-        <NavSection label="recent" defaultOpen>
+        <NavSection label={t('navigator.recent')} defaultOpen>
           <div className="mw-recent-summary">
-            <span>today {todayCount}</span>
-            <span>this week {weekCount}</span>
+            <span>
+              {t('navigator.today')} {todayCount}
+            </span>
+            <span>
+              {t('navigator.thisWeek')} {weekCount}
+            </span>
           </div>
         </NavSection>
 
-        <NavSection label="sources" defaultOpen countSummary={String(sources.length)}>
+        <NavSection
+          label={t('navigator.sources')}
+          defaultOpen
+          countSummary={String(sources.length)}>
           {sources.length === 0 ? (
             <ul className="mw-list">
               <li style={{ padding: '6px 16px', fontSize: 12, color: 'var(--ink-whisper)' }}>—</li>
@@ -215,10 +224,10 @@ export function MemoryNavigator({
                 byKind.set(s.source_kind, arr);
               }
               const kindLabel: Record<string, string> = {
-                email: 'Email',
-                slack: 'Slack',
-                chat: 'Chat',
-                document: 'Documents',
+                email: t('navigator.email'),
+                slack: t('navigator.slack'),
+                chat: t('navigator.chat'),
+                document: t('navigator.documents'),
               };
               const kinds = Array.from(byKind.entries()).sort((a, b) => b[1].length - a[1].length);
               return (
@@ -257,11 +266,17 @@ export function MemoryNavigator({
           )}
         </NavSection>
 
-        <NavSection label="people" defaultOpen countSummary={String(topPeople.length)}>
+        <NavSection
+          label={t('navigator.people')}
+          defaultOpen
+          countSummary={String(topPeople.length)}>
           {renderEntityList(topPeople)}
         </NavSection>
 
-        <NavSection label="topics" defaultOpen countSummary={String(topTopics.length)}>
+        <NavSection
+          label={t('navigator.topics')}
+          defaultOpen
+          countSummary={String(topTopics.length)}>
           {renderEntityList(topTopics)}
         </NavSection>
       </div>
diff --git a/app/src/components/intelligence/MemoryResultList.tsx b/app/src/components/intelligence/MemoryResultList.tsx
index 38cea0fba..7b1b229c0 100644
--- a/app/src/components/intelligence/MemoryResultList.tsx
+++ b/app/src/components/intelligence/MemoryResultList.tsx
@@ -12,6 +12,7 @@
  */
 import { useEffect, useMemo, useRef } from 'react';
 
+import { useT } from '../../lib/i18n/I18nContext';
 import type { Chunk } from '../../utils/tauriCommands';
 
 interface MemoryResultListProps {
@@ -103,6 +104,7 @@ export function MemoryResultList({
   selectedChunkId,
   onSelectChunk,
 }: MemoryResultListProps) {
+  const { t } = useT();
   const groups = useMemo<Group[]>(() => {
     const today = startOfLocalDay(new Date()).getTime();
     const yesterday = today - DAY_MS;
@@ -132,7 +134,7 @@ export function MemoryResultList({
   if (chunks.length === 0) {
     return (
       <section className="mw-pane-results" data-testid="memory-result-list">
-        <div className="mw-results-empty">No matching chunks.</div>
+        <div className="mw-results-empty">{t('memory.noResults')}</div>
       </section>
     );
   }
diff --git a/app/src/components/intelligence/MemorySources.tsx b/app/src/components/intelligence/MemorySources.tsx
index 96271333f..b8577bfd6 100644
--- a/app/src/components/intelligence/MemorySources.tsx
+++ b/app/src/components/intelligence/MemorySources.tsx
@@ -27,6 +27,7 @@ import { useCallback, useEffect, useMemo, useState } from 'react';
 
 import { listConnections, syncConnection } from '../../lib/composio/composioApi';
 import type { ComposioConnection } from '../../lib/composio/types';
+import { useT } from '../../lib/i18n/I18nContext';
 import {
   type FreshnessLabel,
   type MemorySyncStatus,
@@ -58,11 +59,10 @@ const TOOLKIT_LABEL: Record<string, string> = {
   document: 'Document',
 };
 
-const FRESHNESS_LABEL: Record<FreshnessLabel, string> = {
-  active: 'Active',
-  recent: 'Recent',
-  idle: 'Idle',
-};
+function useFreshnessLabel() {
+  const { t } = useT();
+  return { active: t('sync.active'), recent: t('sync.recent'), idle: t('sync.idle') };
+}
 
 function freshnessBadge(label: FreshnessLabel): string {
   switch (label) {
@@ -143,6 +143,7 @@ export function MemorySources({
   pollIntervalMs = 5000,
   onToast,
 }: MemorySourcesProps) {
+  const { t } = useT();
   const [connections, setConnections] = useState<ComposioConnection[]>([]);
   const [statuses, setStatuses] = useState<MemorySyncStatus[]>([]);
   const [loading, setLoading] = useState(true);
@@ -224,8 +225,8 @@ export function MemorySources({
       <section
         className="rounded-lg border border-stone-200 bg-white p-4"
         data-testid="memory-sources">
-        <h3 className="text-sm font-semibold text-stone-700">Memory sources</h3>
-        <p className="mt-2 text-xs text-stone-500">Loading…</p>
+        <h3 className="text-sm font-semibold text-stone-700">{t('sync.memorySources')}</h3>
+        <p className="mt-2 text-xs text-stone-500">{t('common.loading')}</p>
       </section>
     );
   }
@@ -235,7 +236,7 @@ export function MemorySources({
       <section
         className="rounded-lg border border-stone-200 bg-white p-4"
         data-testid="memory-sources">
-        <h3 className="text-sm font-semibold text-stone-700">Memory sources</h3>
+        <h3 className="text-sm font-semibold text-stone-700">{t('sync.memorySources')}</h3>
         <p className="mt-2 break-words rounded-md bg-coral-50 p-2 text-xs text-coral-800">
           {loadError}
         </p>
@@ -248,11 +249,8 @@ export function MemorySources({
       <section
         className="rounded-lg border border-stone-200 bg-white p-4"
         data-testid="memory-sources">
-        <h3 className="text-sm font-semibold text-stone-700">Memory sources</h3>
-        <p className="mt-2 text-xs text-stone-500">
-          No connected sources with a memory-tree sync provider yet. Connect Gmail (or another
-          supported integration) in the Chat tab to start ingesting.
-        </p>
+        <h3 className="text-sm font-semibold text-stone-700">{t('sync.memorySources')}</h3>
+        <p className="mt-2 text-xs text-stone-500">{t('sync.noConnectedSources')}</p>
       </section>
     );
   }
@@ -262,7 +260,7 @@ export function MemorySources({
       className="rounded-lg border border-stone-200 bg-white p-4"
       data-testid="memory-sources">
       <header className="mb-3 flex items-center justify-between">
-        <h3 className="text-sm font-semibold text-stone-700">Memory sources</h3>
+        <h3 className="text-sm font-semibold text-stone-700">{t('sync.memorySources')}</h3>
         <span className="text-xs text-stone-400">
           {rows.length} identit{rows.length === 1 ? 'y' : 'ies'}
         </span>
@@ -288,6 +286,8 @@ interface SourceRowCardProps {
 }
 
 function SourceRowCard({ row, isSyncing, onSync }: SourceRowCardProps) {
+  const { t } = useT();
+  const freshnessLabels = useFreshnessLabel();
   // `buildRows` already filtered down to (connected toolkit + syncable),
   // so `connection` is non-null and `isSyncable` is always true here.
   const { connection, status, title, toolkit } = row;
@@ -314,7 +314,7 @@ function SourceRowCard({ row, isSyncing, onSync }: SourceRowCardProps) {
             <span
               className={`rounded-md px-2 py-0.5 text-xs font-medium ${freshnessBadge(status.freshness)}`}
               data-testid={`memory-source-freshness-${toolkit}`}>
-              {FRESHNESS_LABEL[status.freshness]}
+              {freshnessLabels[status.freshness]}
             </span>
           )}
           {!isActive && (
@@ -325,10 +325,18 @@ function SourceRowCard({ row, isSyncing, onSync }: SourceRowCardProps) {
         </div>
         <div className="mt-1 flex flex-wrap items-center gap-x-3 gap-y-0.5 text-xs text-stone-500">
           <span data-testid={`memory-source-chunks-${toolkit}`}>
-            {lifetime.toLocaleString()} chunks
+            {lifetime.toLocaleString()} {t('sync.chunks')}
           </span>
-          {lastSync && <span>Last chunk {lastSync}</span>}
-          {pending > 0 && <span>{pending.toLocaleString()} pending</span>}
+          {lastSync && (
+            <span>
+              {t('sync.lastChunk')} {lastSync}
+            </span>
+          )}
+          {pending > 0 && (
+            <span>
+              {pending.toLocaleString()} {t('sync.pending')}
+            </span>
+          )}
         </div>
         {showProgress && (
           <div className="mt-2 max-w-md" data-testid={`memory-source-progress-${toolkit}`}>
@@ -343,7 +351,8 @@ function SourceRowCard({ row, isSyncing, onSync }: SourceRowCardProps) {
               />
             </div>
             <div className="mt-1 text-xs text-stone-500">
-              {batchProcessed.toLocaleString()} of {batchTotal.toLocaleString()} processed
+              {batchProcessed.toLocaleString()} / {batchTotal.toLocaleString()}{' '}
+              {t('sync.processed')}
             </div>
           </div>
         )}
@@ -361,11 +370,11 @@ function SourceRowCard({ row, isSyncing, onSync }: SourceRowCardProps) {
                      focus:outline-none focus:ring-2 focus:ring-primary-200">
           {isSyncing ? (
             <>
-              <Spinner /> Syncing…
+              <Spinner /> {t('sync.syncing')}
             </>
           ) : (
             <>
-              <SyncIcon /> Sync
+              <SyncIcon /> {t('sync.sync')}
             </>
           )}
         </button>
diff --git a/app/src/components/intelligence/MemoryStatsBar.tsx b/app/src/components/intelligence/MemoryStatsBar.tsx
index 196a4f4f4..0b31f7bb5 100644
--- a/app/src/components/intelligence/MemoryStatsBar.tsx
+++ b/app/src/components/intelligence/MemoryStatsBar.tsx
@@ -1,3 +1,5 @@
+import { useT } from '../../lib/i18n/I18nContext';
+
 interface MemoryStatsBarProps {
   totalDocs: number;
   totalFiles: number;
@@ -39,6 +41,7 @@ function formatNumber(value: number): string {
 }
 
 export function MemoryStatsBar(props: MemoryStatsBarProps) {
+  const { t } = useT();
   const {
     totalDocs,
     totalFiles,
@@ -55,39 +58,41 @@ export function MemoryStatsBar(props: MemoryStatsBarProps) {
 
   const stats = [
     {
-      label: 'Storage',
+      label: t('stats.storage'),
       value: estimatedStorageBytes > 0 ? formatBytes(estimatedStorageBytes) : '--',
-      sub: totalFiles > 0 ? `${formatNumber(totalFiles)} files` : undefined,
+      sub: totalFiles > 0 ? `${formatNumber(totalFiles)} ${t('stats.files')}` : undefined,
       color: 'text-primary-500',
     },
     {
-      label: 'Documents',
+      label: t('stats.documents'),
       value: formatNumber(totalDocs),
-      sub: docsToday > 0 ? `+${docsToday} today` : undefined,
+      sub: docsToday > 0 ? `+${docsToday} ${t('stats.today')}` : undefined,
       color: 'text-emerald-600',
     },
     {
-      label: 'Namespaces',
+      label: t('stats.namespaces'),
       value: formatNumber(totalNamespaces),
       sub: undefined,
       color: 'text-amber-600',
     },
     {
-      label: 'Relations',
+      label: t('stats.relations'),
       value: formatNumber(totalRelations),
       sub: undefined,
       color: 'text-lavender-600',
     },
     {
-      label: 'First Memory',
+      label: t('stats.firstMemory'),
       value: oldestDocTimestamp ? formatTimeAgo(oldestDocTimestamp) : '--',
-      sub: newestDocTimestamp ? `Latest: ${formatTimeAgo(newestDocTimestamp)}` : undefined,
+      sub: newestDocTimestamp
+        ? `${t('stats.latest')}: ${formatTimeAgo(newestDocTimestamp)}`
+        : undefined,
       color: 'text-sky-600',
     },
     {
-      label: 'Sessions',
+      label: t('stats.sessions'),
       value: totalSessions !== null ? formatNumber(totalSessions) : '--',
-      sub: totalTokens !== null ? `${formatNumber(totalTokens)} tokens` : undefined,
+      sub: totalTokens !== null ? `${formatNumber(totalTokens)} ${t('stats.tokens')}` : undefined,
       color: 'text-rose-600',
     },
   ];
diff --git a/app/src/components/intelligence/MemorySyncConnections.tsx b/app/src/components/intelligence/MemorySyncConnections.tsx
index 514a39b91..4b4d89387 100644
--- a/app/src/components/intelligence/MemorySyncConnections.tsx
+++ b/app/src/components/intelligence/MemorySyncConnections.tsx
@@ -9,6 +9,7 @@
  */
 import { useCallback, useEffect, useState } from 'react';
 
+import { useT } from '../../lib/i18n/I18nContext';
 import {
   type FreshnessLabel,
   type MemorySyncStatus,
@@ -20,11 +21,10 @@ interface MemorySyncConnectionsProps {
   pollIntervalMs?: number;
 }
 
-const FRESHNESS_LABEL: Record<FreshnessLabel, string> = {
-  active: 'Active',
-  recent: 'Recent',
-  idle: 'Idle',
-};
+function useFreshnessLabel() {
+  const { t } = useT();
+  return { active: t('sync.active'), recent: t('sync.recent'), idle: t('sync.idle') } as const;
+}
 
 const PROVIDER_LABEL: Record<string, string> = {
   slack: 'Slack',
@@ -72,6 +72,7 @@ interface SourceCardProps {
 }
 
 function SourceCard({ status }: SourceCardProps) {
+  const { t } = useT();
   const label = PROVIDER_LABEL[status.provider] ?? status.provider;
   const lastSync = relativeTimestamp(status.last_chunk_at_ms);
   const lifetime = status.chunks_synced;
@@ -97,14 +98,18 @@ function SourceCard({ status }: SourceCardProps) {
             <span
               className={`rounded-md px-2 py-0.5 text-xs font-medium ${freshnessBadgeClass(status.freshness)}`}
               data-testid={`memory-sync-freshness-${status.provider}`}>
-              {FRESHNESS_LABEL[status.freshness]}
+              {useFreshnessLabel()[status.freshness]}
             </span>
           </div>
           <div className="mt-1 flex flex-wrap items-center gap-x-3 gap-y-0.5 text-xs text-stone-500">
             <span data-testid={`memory-sync-chunks-${status.provider}`}>
-              {lifetime.toLocaleString()} chunks
+              {lifetime.toLocaleString()} {t('sync.chunks')}
             </span>
-            {lastSync && <span>Last chunk {lastSync}</span>}
+            {lastSync && (
+              <span>
+                {t('sync.lastChunk')} {lastSync}
+              </span>
+            )}
           </div>
         </div>
       </div>
@@ -123,10 +128,14 @@ function SourceCard({ status }: SourceCardProps) {
           </div>
           <div className="mt-1 text-xs text-stone-500">
             <span data-testid={`memory-sync-pending-${status.provider}`}>
-              {batchProcessed.toLocaleString()} of {batchTotal.toLocaleString()} processed
+              {batchProcessed.toLocaleString()} / {batchTotal.toLocaleString()}{' '}
+              {t('sync.processed')}
             </span>
             {pending > 0 && (
-              <span className="text-stone-400"> · {pending.toLocaleString()} pending</span>
+              <span className="text-stone-400">
+                {' '}
+                · {pending.toLocaleString()} {t('sync.pending')}
+              </span>
             )}
           </div>
         </div>
@@ -136,6 +145,7 @@ function SourceCard({ status }: SourceCardProps) {
 }
 
 export function MemorySyncConnections({ pollIntervalMs }: MemorySyncConnectionsProps) {
+  const { t } = useT();
   const [statuses, setStatuses] = useState<MemorySyncStatus[]>([]);
   const [loadError, setLoadError] = useState<string | null>(null);
   const [loading, setLoading] = useState(true);
@@ -177,8 +187,8 @@ export function MemorySyncConnections({ pollIntervalMs }: MemorySyncConnectionsP
   if (loading) {
     return (
       <section className="memory-sync-connections" data-testid="memory-sync-connections">
-        <h3 className="text-sm font-semibold text-stone-700">Memory sources</h3>
-        <p className="mt-2 text-xs text-stone-500">Loading…</p>
+        <h3 className="text-sm font-semibold text-stone-700">{t('sync.memorySources')}</h3>
+        <p className="mt-2 text-xs text-stone-500">{t('common.loading')}</p>
       </section>
     );
   }
@@ -186,9 +196,9 @@ export function MemorySyncConnections({ pollIntervalMs }: MemorySyncConnectionsP
   if (loadError) {
     return (
       <section className="memory-sync-connections" data-testid="memory-sync-connections">
-        <h3 className="text-sm font-semibold text-stone-700">Memory sources</h3>
+        <h3 className="text-sm font-semibold text-stone-700">{t('sync.memorySources')}</h3>
         <p className="mt-2 rounded-md bg-coral-50 p-2 text-xs text-coral-800 break-words">
-          Failed to load sync status: {loadError}
+          {t('sync.failedToLoad')}: {loadError}
         </p>
       </section>
     );
@@ -197,17 +207,15 @@ export function MemorySyncConnections({ pollIntervalMs }: MemorySyncConnectionsP
   if (statuses.length === 0) {
     return (
       <section className="memory-sync-connections" data-testid="memory-sync-connections">
-        <h3 className="text-sm font-semibold text-stone-700">Memory sources</h3>
-        <p className="mt-2 text-xs text-stone-500">
-          No content has been synced into memory yet. Connect an integration to start.
-        </p>
+        <h3 className="text-sm font-semibold text-stone-700">{t('sync.memorySources')}</h3>
+        <p className="mt-2 text-xs text-stone-500">{t('sync.noContent')}</p>
       </section>
     );
   }
 
   return (
     <section className="memory-sync-connections" data-testid="memory-sync-connections">
-      <h3 className="text-sm font-semibold text-stone-700">Memory sources</h3>
+      <h3 className="text-sm font-semibold text-stone-700">{t('sync.memorySources')}</h3>
       <div className="mt-2 space-y-2">
         {statuses.map(s => (
           <SourceCard key={s.provider} status={s} />
diff --git a/app/src/components/intelligence/MemoryWorkspace.tsx b/app/src/components/intelligence/MemoryWorkspace.tsx
index cefb674f6..39f4e3ba6 100644
--- a/app/src/components/intelligence/MemoryWorkspace.tsx
+++ b/app/src/components/intelligence/MemoryWorkspace.tsx
@@ -27,6 +27,7 @@
  */
 import { useCallback, useEffect, useState } from 'react';
 
+import { useT } from '../../lib/i18n/I18nContext';
 import type { ToastNotification } from '../../types/intelligence';
 import { openUrl } from '../../utils/openUrl';
 import {
@@ -81,6 +82,7 @@ async function openVaultInObsidian(contentRootAbs: string): Promise<void> {
 }
 
 export function MemoryWorkspace({ onToast }: MemoryWorkspaceProps) {
+  const { t } = useT();
   const [graph, setGraph] = useState<GraphExportResponse | null>(null);
   const [error, setError] = useState<string | null>(null);
   const [building, setBuilding] = useState(false);
@@ -119,10 +121,7 @@ export function MemoryWorkspace({ onToast }: MemoryWorkspaceProps) {
 
   const handleWipe = useCallback(async () => {
     // Two-step confirm so accidental clicks can't nuke a workspace.
-    const ok = window.confirm(
-      'This deletes every chunk, summary, and raw markdown file in this workspace. ' +
-        'Re-syncing afterwards will re-ingest from upstream. Continue?'
-    );
+    const ok = window.confirm(t('workspace.wipeConfirm'));
     if (!ok) return;
     setWiping(true);
     try {
@@ -157,12 +156,7 @@ export function MemoryWorkspace({ onToast }: MemoryWorkspaceProps) {
   }, [onToast, mode]);
 
   const handleResetTree = useCallback(async () => {
-    const ok = window.confirm(
-      'This deletes every summary, buffer, and tree job — but keeps chunks ' +
-        'and raw markdown intact. Every chunk gets re-queued through extraction ' +
-        'and the tree rebuilds from scratch on the *current* summariser. ' +
-        'No upstream re-fetch. Continue?'
-    );
+    const ok = window.confirm(t('workspace.resetTreeConfirm'));
     if (!ok) return;
     setResetting(true);
     try {
@@ -259,14 +253,14 @@ export function MemoryWorkspace({ onToast }: MemoryWorkspaceProps) {
                        text-coral-700 shadow-sm transition-colors hover:bg-coral-50
                        disabled:cursor-not-allowed disabled:opacity-50
                        focus:outline-none focus:ring-2 focus:ring-coral-200"
-            title="Delete every chunk, summary, and raw file in this workspace">
+            title={t('workspace.wipeTitle')}>
             {wiping ? (
               <>
-                <Spinner /> Resetting…
+                <Spinner /> {t('workspace.resetting')}
               </>
             ) : (
               <>
-                <TrashIcon /> Reset memory
+                <TrashIcon /> {t('workspace.resetMemory')}
               </>
             )}
           </button>
@@ -280,14 +274,14 @@ export function MemoryWorkspace({ onToast }: MemoryWorkspaceProps) {
                        text-amber-800 shadow-sm transition-colors hover:bg-amber-50
                        disabled:cursor-not-allowed disabled:opacity-50
                        focus:outline-none focus:ring-2 focus:ring-amber-200"
-            title="Wipe summaries + buffers and re-summarise existing chunks (no upstream re-fetch)">
+            title={t('workspace.resetTreeTitle')}>
             {resetting ? (
               <>
-                <Spinner /> Rebuilding…
+                <Spinner /> {t('workspace.rebuilding')}
               </>
             ) : (
               <>
-                <RefreshIcon /> Reset memory tree
+                <RefreshIcon /> {t('workspace.resetMemoryTree')}
               </>
             )}
           </button>
@@ -303,11 +297,11 @@ export function MemoryWorkspace({ onToast }: MemoryWorkspaceProps) {
                        focus:outline-none focus:ring-2 focus:ring-primary-200">
             {building ? (
               <>
-                <Spinner /> Building…
+                <Spinner /> {t('workspace.building')}
               </>
             ) : (
               <>
-                <BrainIcon /> Build summary trees
+                <BrainIcon /> {t('workspace.buildSummaryTrees')}
               </>
             )}
           </button>
@@ -322,7 +316,7 @@ export function MemoryWorkspace({ onToast }: MemoryWorkspaceProps) {
                          focus:outline-none focus:ring-2 focus:ring-violet-300"
               title={`obsidian://open?path=${graph.content_root_abs}`}>
               <ExternalLinkIcon />
-              View vault in Obsidian
+              {t('workspace.viewVault')}
             </button>
           )}
         </div>
@@ -330,11 +324,11 @@ export function MemoryWorkspace({ onToast }: MemoryWorkspaceProps) {
 
       {error ? (
         <div className="rounded-lg border border-coral-200 bg-coral-50 px-4 py-3 text-sm text-coral-800">
-          Failed to load memory graph: {error}
+          {t('workspace.graphLoadFailed')}: {error}
         </div>
       ) : !graph ? (
         <div className="flex h-[640px] items-center justify-center rounded-lg border border-stone-100 bg-stone-50/40 text-sm text-stone-500">
-          Loading graph…
+          {t('workspace.loadingGraph')}
         </div>
       ) : (
         <MemoryGraph
@@ -354,6 +348,7 @@ interface ModeToggleProps {
 }
 
 function ModeToggle({ mode, onChange }: ModeToggleProps) {
+  const { t } = useT();
   const baseBtn =
     'px-3 py-1.5 text-xs font-medium rounded-md transition-colors focus:outline-none focus:ring-2 focus:ring-primary-200';
   const active = 'bg-primary-500 text-white shadow-sm';
@@ -362,7 +357,7 @@ function ModeToggle({ mode, onChange }: ModeToggleProps) {
     <div
       className="inline-flex items-center gap-1 rounded-lg border border-stone-200 bg-stone-50 p-1"
       role="tablist"
-      aria-label="Graph view mode"
+      aria-label={t('workspace.graphViewMode')}
       data-testid="memory-graph-mode-toggle">
       <button
         type="button"
@@ -371,7 +366,7 @@ function ModeToggle({ mode, onChange }: ModeToggleProps) {
         role="tab"
         aria-selected={mode === 'tree'}
         data-testid="memory-graph-mode-tree">
-        Trees
+        {t('workspace.trees')}
       </button>
       <button
         type="button"
@@ -380,7 +375,7 @@ function ModeToggle({ mode, onChange }: ModeToggleProps) {
         role="tab"
         aria-selected={mode === 'contacts'}
         data-testid="memory-graph-mode-contacts">
-        Contacts
+        {t('workspace.contacts')}
       </button>
     </div>
   );
diff --git a/app/src/components/intelligence/SubconsciousReflectionCards.tsx b/app/src/components/intelligence/SubconsciousReflectionCards.tsx
index 703dd4c99..19868d62e 100644
--- a/app/src/components/intelligence/SubconsciousReflectionCards.tsx
+++ b/app/src/components/intelligence/SubconsciousReflectionCards.tsx
@@ -15,6 +15,7 @@
  */
 import { useCallback, useEffect, useState } from 'react';
 
+import { useT } from '../../lib/i18n/I18nContext';
 import {
   actOnReflection,
   dismissReflection,
@@ -42,7 +43,7 @@ interface SubconsciousReflectionCardsProps {
   initialReflections?: Reflection[];
 }
 
-const KIND_LABEL: Record<ReflectionKind, string> = {
+const KIND_LABEL: Partial<Record<ReflectionKind, string>> = {
   hotness_spike: 'Hotness spike',
   cross_source_pattern: 'Cross-source pattern',
   daily_digest: 'Daily digest',
@@ -51,6 +52,10 @@ const KIND_LABEL: Record<ReflectionKind, string> = {
   opportunity: 'Opportunity',
 };
 
+function kindLabel(kind: ReflectionKind, _t: (key: string) => string): string {
+  return KIND_LABEL[kind] ?? kind;
+}
+
 /**
  * Render a `created_at` (epoch seconds, as Rust serializes `f64` from
  * `subconscious_reflections.created_at`) into a short relative-time
@@ -58,14 +63,17 @@ const KIND_LABEL: Record<ReflectionKind, string> = {
  * than ~7 days falls back to a fixed `MMM D` so cards aren't ambiguous
  * when the user scrolls into older reflections.
  */
-function formatRelativeTime(epochSeconds: number): string {
+function formatRelativeTime(epochSeconds: number, t: (key: string) => string): string {
   const nowMs = Date.now();
   const tsMs = epochSeconds * 1000;
-  const diffSec = Math.max(0, Math.round((nowMs - tsMs) / 1000));
-  if (diffSec < 45) return 'Just now';
-  if (diffSec < 3600) return `${Math.round(diffSec / 60)}m ago`;
-  if (diffSec < 86_400) return `${Math.round(diffSec / 3600)}h ago`;
-  if (diffSec < 604_800) return `${Math.round(diffSec / 86_400)}d ago`;
+  const diffSec = Math.max(0, Math.floor((nowMs - tsMs) / 1000));
+  if (diffSec < 45) return t('notifications.justNow');
+  if (diffSec < 3600)
+    return t('notifications.minAgo').replace('{n}', String(Math.floor(diffSec / 60)));
+  if (diffSec < 86_400)
+    return t('notifications.hrAgo').replace('{n}', String(Math.floor(diffSec / 3600)));
+  if (diffSec < 604_800)
+    return t('notifications.dayAgo').replace('{n}', String(Math.floor(diffSec / 86_400)));
   return new Date(tsMs).toLocaleDateString(undefined, { month: 'short', day: 'numeric' });
 }
 
@@ -79,6 +87,7 @@ export default function SubconsciousReflectionCards({
   pollIntervalMs = 0,
   initialReflections,
 }: SubconsciousReflectionCardsProps) {
+  const { t } = useT();
   const [reflections, setReflections] = useState<Reflection[]>(initialReflections ?? []);
   const [hiddenIds, setHiddenIds] = useState<Set<string>>(new Set());
   const [loading, setLoading] = useState(initialReflections === undefined);
@@ -165,7 +174,7 @@ export default function SubconsciousReflectionCards({
   if (loading) {
     return (
       <div data-testid="reflection-cards-loading" className="text-xs text-stone-400 py-2">
-        Loading reflections…
+        {t('reflections.loading')}
       </div>
     );
   }
@@ -173,7 +182,7 @@ export default function SubconsciousReflectionCards({
   if (visible.length === 0 && !error) {
     return (
       <div data-testid="reflection-cards-empty" className="text-xs text-stone-400 py-3">
-        No proactive observations yet — they appear after each subconscious tick.
+        {t('reflections.empty')}
       </div>
     );
   }
@@ -188,7 +197,7 @@ export default function SubconsciousReflectionCards({
       <div className="shrink-0 pb-3">
         <h3 className="text-sm font-semibold text-stone-900 flex items-center gap-2">
           <span className="w-2 h-2 rounded-full bg-primary-400" />
-          Reflections
+          {t('reflections.title')}
           <span className="text-[10px] px-1.5 py-0.5 rounded-full bg-primary-50 text-primary-700">
             {visible.length}
           </span>
@@ -225,19 +234,19 @@ export default function SubconsciousReflectionCards({
               <div className="flex-1 min-w-0">
                 <div className="flex items-center gap-2 mb-1">
                   <span className="text-[10px] px-2 py-0.5 rounded-full bg-stone-100 text-stone-600">
-                    {KIND_LABEL[r.kind] ?? r.kind}
+                    {kindLabel(r.kind, t)}
                   </span>
                   <span
                     data-testid={`reflection-timestamp-${r.id}`}
                     className="text-[10px] text-stone-400"
                     title={formatAbsoluteTime(r.created_at)}>
-                    {formatRelativeTime(r.created_at)}
+                    {formatRelativeTime(r.created_at, t)}
                   </span>
                 </div>
                 <p className="text-sm text-stone-900 whitespace-pre-line break-words">{r.body}</p>
                 {r.proposed_action && (
                   <p className="text-xs text-stone-500 mt-2">
-                    <em>Proposed action:</em> {r.proposed_action}
+                    <em>{t('reflections.proposedAction')}:</em> {r.proposed_action}
                   </p>
                 )}
               </div>
@@ -247,14 +256,14 @@ export default function SubconsciousReflectionCards({
                     data-testid={`reflection-act-${r.id}`}
                     onClick={() => void handleAct(r)}
                     className="px-3 py-1.5 text-xs bg-primary-500 hover:bg-primary-600 text-white rounded-lg transition-colors">
-                    Act
+                    {t('reflections.act')}
                   </button>
                 )}
                 <button
                   data-testid={`reflection-dismiss-${r.id}`}
                   onClick={() => void handleDismiss(r.id)}
                   className="px-3 py-1.5 text-xs bg-stone-100 hover:bg-stone-200 text-stone-600 rounded-lg transition-colors">
-                  Dismiss
+                  {t('reflections.dismiss')}
                 </button>
               </div>
             </div>
diff --git a/app/src/components/intelligence/WhatsAppMemorySection.tsx b/app/src/components/intelligence/WhatsAppMemorySection.tsx
index 874c258d1..569a439eb 100644
--- a/app/src/components/intelligence/WhatsAppMemorySection.tsx
+++ b/app/src/components/intelligence/WhatsAppMemorySection.tsx
@@ -1,5 +1,6 @@
 import { useCallback, useEffect, useState } from 'react';
 
+import { useT } from '../../lib/i18n/I18nContext';
 import { whatsappListChats } from '../../utils/tauriCommands/memory';
 
 interface WhatsAppMemorySectionProps {
@@ -7,6 +8,7 @@ interface WhatsAppMemorySectionProps {
 }
 
 export function WhatsAppMemorySection({ pollIntervalMs = 30000 }: WhatsAppMemorySectionProps) {
+  const { t } = useT();
   const [chatCount, setChatCount] = useState<number | null>(null);
   const [lastSyncTs, setLastSyncTs] = useState<number | null>(null);
   const [syncing, setSyncing] = useState(false);
@@ -52,8 +54,9 @@ export function WhatsAppMemorySection({ pollIntervalMs = 30000 }: WhatsAppMemory
           <WhatsAppIcon />
           <span className="text-sm font-semibold text-stone-800">WhatsApp</span>
           <span className="text-xs text-stone-500">
-            {chatCount.toLocaleString()} chat{chatCount !== 1 ? 's' : ''} synced
-            {lastSyncTs !== null && <> · {relativeTime(lastSyncTs)}</>}
+            {chatCount.toLocaleString()}{' '}
+            {chatCount !== 1 ? t('whatsapp.chatsSynced') : t('whatsapp.chatSynced')}
+            {lastSyncTs !== null && <> · {relativeTime(lastSyncTs, t)}</>}
           </span>
         </div>
         <button
@@ -66,19 +69,20 @@ export function WhatsAppMemorySection({ pollIntervalMs = 30000 }: WhatsAppMemory
                      disabled:cursor-not-allowed disabled:opacity-50
                      focus:outline-none focus:ring-2 focus:ring-primary-200">
           <RefreshIcon spinning={syncing} />
-          {syncing ? 'Syncing…' : 'Sync'}
+          {syncing ? t('sync.syncing') : t('sync.sync')}
         </button>
       </div>
     </div>
   );
 }
 
-function relativeTime(secs: number): string {
+function relativeTime(secs: number, t: (key: string) => string): string {
   const delta = Date.now() / 1000 - secs;
-  if (delta < 60) return 'just now';
-  if (delta < 3600) return `${Math.floor(delta / 60)}m ago`;
-  if (delta < 86400) return `${Math.floor(delta / 3600)}h ago`;
-  return `${Math.floor(delta / 86400)}d ago`;
+  if (delta < 60) return t('notifications.justNow');
+  if (delta < 3600) return t('notifications.minAgo').replace('{n}', String(Math.floor(delta / 60)));
+  if (delta < 86400)
+    return t('notifications.hrAgo').replace('{n}', String(Math.floor(delta / 3600)));
+  return t('notifications.dayAgo').replace('{n}', String(Math.floor(delta / 86400)));
 }
 
 function WhatsAppIcon() {
diff --git a/app/src/components/intelligence/__tests__/IntelligenceSubconsciousTab.test.tsx b/app/src/components/intelligence/__tests__/IntelligenceSubconsciousTab.test.tsx
index c08fbf92e..273f5204c 100644
--- a/app/src/components/intelligence/__tests__/IntelligenceSubconsciousTab.test.tsx
+++ b/app/src/components/intelligence/__tests__/IntelligenceSubconsciousTab.test.tsx
@@ -18,7 +18,7 @@ import IntelligenceSubconsciousTab from '../IntelligenceSubconsciousTab';
 const mockDispatch = vi.fn();
 const mockNavigate = vi.fn();
 
-vi.mock('react-redux', () => ({ useDispatch: () => mockDispatch }));
+vi.mock('react-redux', () => ({ useDispatch: () => mockDispatch, useSelector: () => 'en' }));
 
 vi.mock('react-router-dom', () => ({ useNavigate: () => mockNavigate }));
 
diff --git a/app/src/components/settings/SettingsHome.tsx b/app/src/components/settings/SettingsHome.tsx
index 856bdd08d..69f113fb8 100644
--- a/app/src/components/settings/SettingsHome.tsx
+++ b/app/src/components/settings/SettingsHome.tsx
@@ -1,7 +1,11 @@
 import { ReactNode, useState } from 'react';
 import { useNavigate } from 'react-router-dom';
 
+import { useT } from '../../lib/i18n/I18nContext';
+import type { Locale } from '../../lib/i18n/types';
 import { useCoreState } from '../../providers/CoreStateProvider';
+import { useAppDispatch, useAppSelector } from '../../store/hooks';
+import { setLocale } from '../../store/localeSlice';
 import { clearAllAppData } from '../../utils/clearAllAppData';
 import { BILLING_DASHBOARD_URL } from '../../utils/links';
 import { openUrl } from '../../utils/openUrl';
@@ -20,8 +24,9 @@ interface SettingsItem {
   title: string;
   description: string;
   icon: ReactNode;
-  onClick: () => void;
+  onClick?: () => void;
   dangerous?: boolean;
+  rightElement?: ReactNode;
 }
 
 // Subtle uppercase section header label separating settings groups
@@ -37,6 +42,9 @@ const SettingsHome = () => {
   const navigate = useNavigate();
   const { navigateToSettings } = useSettingsNavigation();
   const { clearSession, snapshot } = useCoreState();
+  const { t } = useT();
+  const dispatch = useAppDispatch();
+  const currentLocale = useAppSelector(state => state.locale.current);
   const [showLogoutAndClearModal, setShowLogoutAndClearModal] = useState(false);
   const [isLoading, setIsLoading] = useState(false);
   const [error, setError] = useState<string | null>(null);
@@ -46,7 +54,7 @@ const SettingsHome = () => {
       await clearSession();
     } catch (err) {
       console.warn('[Settings] Rust logout failed:', err);
-      setError('Failed to log out. Please try again.');
+      setError(t('clearData.failedLogout'));
     }
   };
 
@@ -57,7 +65,7 @@ const SettingsHome = () => {
       const currentUserId = snapshot.auth.userId ?? snapshot.currentUser?._id ?? null;
       await clearAllAppData({ clearSession, userId: currentUserId }); // restarts the app
     } catch (_error) {
-      setError('Failed to clear data and logout. Please try again.');
+      setError(t('clearData.failed'));
     } finally {
       setIsLoading(false);
     }
@@ -65,12 +73,12 @@ const SettingsHome = () => {
 
   const settingsSections: SettingsSection[] = [
     {
-      label: 'General',
+      label: t('settings.general'),
       items: [
         {
           id: 'account',
-          title: 'Account',
-          description: 'Recovery phrase, team, connections, and privacy',
+          title: t('settings.account'),
+          description: t('settings.accountDesc'),
           icon: (
             <svg className="w-5 h-5" fill="none" stroke="currentColor" viewBox="0 0 24 24">
               <path
@@ -85,8 +93,8 @@ const SettingsHome = () => {
         },
         {
           id: 'notifications',
-          title: 'Notifications',
-          description: 'Do Not Disturb and per-account notification controls',
+          title: t('settings.notifications'),
+          description: t('settings.notificationsDesc'),
           icon: (
             <svg className="w-5 h-5" fill="none" stroke="currentColor" viewBox="0 0 24 24">
               <path
@@ -99,6 +107,31 @@ const SettingsHome = () => {
           ),
           onClick: () => navigateToSettings('notifications'),
         },
+        {
+          id: 'language',
+          title: t('settings.language'),
+          description: t('settings.languageDesc'),
+          icon: (
+            <svg className="w-5 h-5" fill="none" stroke="currentColor" viewBox="0 0 24 24">
+              <path
+                strokeLinecap="round"
+                strokeLinejoin="round"
+                strokeWidth={2}
+                d="M3 5h12M9 3v2m1.048 9.5A18.022 18.022 0 016.412 9m6.088 9h7M11 21l5-10 5 10M12.751 5C11.783 10.77 8.07 15.61 3 18.129"
+              />
+            </svg>
+          ),
+          rightElement: (
+            <select
+              value={currentLocale}
+              onChange={e => dispatch(setLocale(e.target.value as Locale))}
+              aria-label={t('settings.language')}
+              className="text-sm border border-stone-300 rounded-lg px-3 py-1.5 bg-white text-stone-700 focus:outline-none focus:ring-2 focus:ring-ocean-500/30 cursor-pointer">
+              <option value="en">English</option>
+              <option value="zh-CN">简体中文</option>
+            </select>
+          ),
+        },
         {
           id: 'mascot',
           title: 'Mascot',
@@ -118,12 +151,12 @@ const SettingsHome = () => {
       ],
     },
     {
-      label: 'Features & AI',
+      label: t('settings.featuresAndAI'),
       items: [
         {
           id: 'features',
-          title: 'Features',
-          description: 'Screen awareness, messaging, and tools',
+          title: t('settings.features'),
+          description: t('settings.featuresDesc'),
           icon: (
             <svg className="w-5 h-5" fill="none" stroke="currentColor" viewBox="0 0 24 24">
               <path
@@ -138,8 +171,8 @@ const SettingsHome = () => {
         },
         {
           id: 'ai',
-          title: 'AI',
-          description: 'Cloud providers, local Ollama models, and per-workload routing',
+          title: t('settings.ai'),
+          description: t('settings.aiDesc'),
           icon: (
             <svg className="w-5 h-5" fill="none" stroke="currentColor" viewBox="0 0 24 24">
               <path
@@ -155,12 +188,12 @@ const SettingsHome = () => {
       ],
     },
     {
-      label: 'Billing & Rewards',
+      label: t('settings.billingAndRewards'),
       items: [
         {
           id: 'billing',
-          title: 'Billing & Usage',
-          description: 'Subscription plan, credits, and payment methods',
+          title: t('settings.billingUsage'),
+          description: t('settings.billingUsageDesc'),
           icon: (
             <svg className="w-5 h-5" fill="none" stroke="currentColor" viewBox="0 0 24 24">
               <path
@@ -177,8 +210,8 @@ const SettingsHome = () => {
         },
         {
           id: 'rewards',
-          title: 'Rewards',
-          description: 'Referrals, coupons, and earned credits',
+          title: t('settings.rewards'),
+          description: t('settings.rewardsDesc'),
           icon: (
             <svg className="w-5 h-5" fill="none" stroke="currentColor" viewBox="0 0 24 24">
               <path
@@ -194,12 +227,12 @@ const SettingsHome = () => {
       ],
     },
     {
-      label: 'Support',
+      label: t('settings.support'),
       items: [
         {
           id: 'restart-tour',
-          title: 'Restart Tour',
-          description: 'Replay the product walkthrough from the beginning',
+          title: t('settings.restartTour'),
+          description: t('settings.restartTourDesc'),
           icon: (
             <svg className="w-5 h-5" fill="none" stroke="currentColor" viewBox="0 0 24 24">
               <path
@@ -217,8 +250,8 @@ const SettingsHome = () => {
         },
         {
           id: 'about',
-          title: 'About',
-          description: 'App version and software updates',
+          title: t('settings.about'),
+          description: t('settings.aboutDesc'),
           icon: (
             <svg className="w-5 h-5" fill="none" stroke="currentColor" viewBox="0 0 24 24">
               <path
@@ -234,12 +267,12 @@ const SettingsHome = () => {
       ],
     },
     {
-      label: 'Advanced',
+      label: t('settings.advanced'),
       items: [
         {
           id: 'developer-options',
-          title: 'Developer Options',
-          description: 'Diagnostics, debug panels, webhooks, and memory inspection',
+          title: t('settings.developerOptions'),
+          description: t('settings.developerOptionsDesc'),
           icon: (
             <svg className="w-5 h-5" fill="none" stroke="currentColor" viewBox="0 0 24 24">
               <path
@@ -260,8 +293,8 @@ const SettingsHome = () => {
   const destructiveItems: SettingsItem[] = [
     {
       id: 'logout-and-clear',
-      title: 'Clear App Data',
-      description: 'Sign out and permanently clear all local app data',
+      title: t('settings.clearAppData'),
+      description: t('settings.clearAppDataDesc'),
       icon: (
         <svg className="w-4 h-4" fill="none" stroke="currentColor" viewBox="0 0 24 24">
           <path
@@ -277,8 +310,8 @@ const SettingsHome = () => {
     },
     {
       id: 'logout',
-      title: 'Log out',
-      description: 'Sign out of your account',
+      title: t('settings.logOut'),
+      description: t('settings.logOutDesc'),
       icon: (
         <svg className="w-5 h-5" fill="none" stroke="currentColor" viewBox="0 0 24 24">
           <path
@@ -315,13 +348,14 @@ const SettingsHome = () => {
                 dangerous={item.dangerous}
                 isFirst={index === 0}
                 isLast={index === section.items.length - 1}
+                rightElement={item.rightElement}
               />
             ))}
           </div>
         ))}
 
         {/* Danger Zone */}
-        <SectionHeader label="Danger Zone" />
+        <SectionHeader label={t('settings.dangerZone')} />
         {destructiveItems.map((item, index) => (
           <SettingsMenuItem
             key={item.id}
@@ -356,20 +390,20 @@ const SettingsHome = () => {
                 </svg>
               </div>
               <div>
-                <h3 className="text-lg font-semibold text-stone-900">Clear App Data</h3>
+                <h3 className="text-lg font-semibold text-stone-900">{t('clearData.title')}</h3>
               </div>
             </div>
 
             <div className="mb-6">
               <div className="text-stone-700 text-sm leading-relaxed">
-                <p>This will sign you out and permanently delete local app data including:</p>
+                <p>{t('clearData.warning')}</p>
                 <ul className="list-disc pl-5 mt-2 space-y-1">
-                  <li>App settings and conversations</li>
-                  <li>All local integration cache data</li>
-                  <li>Workspace data</li>
-                  <li>All other local data</li>
+                  <li>{t('clearData.bulletSettings')}</li>
+                  <li>{t('clearData.bulletCache')}</li>
+                  <li>{t('clearData.bulletWorkspace')}</li>
+                  <li>{t('clearData.bulletOther')}</li>
                 </ul>
-                <p className="mt-3">This action cannot be undone.</p>
+                <p className="mt-3">{t('clearData.irreversible')}</p>
               </div>
 
               {error && (
@@ -387,7 +421,7 @@ const SettingsHome = () => {
                 }}
                 disabled={isLoading}
                 className="flex-1 px-4 py-2 rounded-lg border border-stone-200 text-stone-700 hover:bg-stone-100 transition-colors disabled:opacity-50">
-                Cancel
+                {t('common.cancel')}
               </button>
               <button
                 onClick={handleLogoutAndClearData}
@@ -410,7 +444,7 @@ const SettingsHome = () => {
                     />
                   </svg>
                 )}
-                {isLoading ? 'Clearing App Data...' : 'Clear App Data'}
+                {isLoading ? t('clearData.clearing') : t('clearData.title')}
               </button>
             </div>
           </div>
diff --git a/app/src/components/settings/__tests__/SettingsHome.test.tsx b/app/src/components/settings/__tests__/SettingsHome.test.tsx
index c2432d845..2e2edee9b 100644
--- a/app/src/components/settings/__tests__/SettingsHome.test.tsx
+++ b/app/src/components/settings/__tests__/SettingsHome.test.tsx
@@ -1,10 +1,17 @@
+import { configureStore } from '@reduxjs/toolkit';
 import { render, screen } from '@testing-library/react';
 import userEvent from '@testing-library/user-event';
+import { Provider } from 'react-redux';
 import { MemoryRouter } from 'react-router-dom';
 import { beforeEach, describe, expect, it, vi } from 'vitest';
 
+import localeReducer from '../../../store/localeSlice';
 import SettingsHome from '../SettingsHome';
 
+function makeTestStore() {
+  return configureStore({ reducer: { locale: localeReducer } });
+}
+
 // --- hoisted mocks ---
 
 const { mockNavigate, mockNavigateToSettings } = vi.hoisted(() => ({
@@ -53,9 +60,11 @@ vi.mock('../../walkthrough/AppWalkthrough', () => ({ resetWalkthrough: vi.fn() }
 
 function renderSettingsHome() {
   return render(
-    <MemoryRouter>
-      <SettingsHome />
-    </MemoryRouter>
+    <Provider store={makeTestStore()}>
+      <MemoryRouter>
+        <SettingsHome />
+      </MemoryRouter>
+    </Provider>
   );
 }
 
diff --git a/app/src/components/settings/components/SettingsHeader.tsx b/app/src/components/settings/components/SettingsHeader.tsx
index b200b956d..65aecb10f 100644
--- a/app/src/components/settings/components/SettingsHeader.tsx
+++ b/app/src/components/settings/components/SettingsHeader.tsx
@@ -1,3 +1,5 @@
+import { useT } from '../../../lib/i18n/I18nContext';
+
 interface BreadcrumbItem {
   label: string;
   onClick?: () => void;
@@ -13,11 +15,13 @@ interface SettingsHeaderProps {
 
 const SettingsHeader = ({
   className = '',
-  title = 'Settings',
+  title,
   showBackButton = false,
   onBack,
   breadcrumbs,
 }: SettingsHeaderProps) => {
+  const { t } = useT();
+
   return (
     <div className={`px-5 pt-5 pb-3 ${className}`}>
       <div className="flex items-center">
@@ -26,7 +30,7 @@ const SettingsHeader = ({
           <button
             onClick={onBack}
             className="w-6 h-6 flex items-center justify-center rounded-full hover:bg-stone-100 transition-colors mr-2"
-            aria-label="Go back">
+            aria-label={t('common.back')}>
             <svg
               className="w-4 h-4 text-stone-500"
               fill="none"
@@ -77,7 +81,7 @@ const SettingsHeader = ({
         )}
 
         {/* Title */}
-        <h2 className="text-sm font-semibold text-stone-900">{title}</h2>
+        <h2 className="text-sm font-semibold text-stone-900">{title ?? t('nav.settings')}</h2>
       </div>
     </div>
   );
diff --git a/app/src/components/settings/components/SettingsMenuItem.tsx b/app/src/components/settings/components/SettingsMenuItem.tsx
index dc3ed2dcc..660303391 100644
--- a/app/src/components/settings/components/SettingsMenuItem.tsx
+++ b/app/src/components/settings/components/SettingsMenuItem.tsx
@@ -4,10 +4,11 @@ interface SettingsMenuItemProps {
   icon: ReactNode;
   title: string;
   description?: string;
-  onClick: () => void;
+  onClick?: () => void;
   dangerous?: boolean;
   isFirst?: boolean;
   isLast?: boolean;
+  rightElement?: ReactNode;
 }
 
 const SettingsMenuItem = ({
@@ -18,6 +19,7 @@ const SettingsMenuItem = ({
   dangerous = false,
   isFirst = false,
   isLast = false,
+  rightElement,
 }: SettingsMenuItemProps) => {
   // Color variations for dangerous items (like logout/delete)
   const titleColor = dangerous ? 'text-amber-600' : 'text-stone-900';
@@ -28,16 +30,33 @@ const SettingsMenuItem = ({
   const borderClasses = isLast ? '' : `border-b ${borderColor}`;
   const roundedClasses = isFirst ? 'first:rounded-t-3xl' : isLast ? 'last:rounded-b-3xl' : '';
 
-  return (
-    <button
-      onClick={onClick}
-      className={`w-full flex items-center justify-between py-3 px-4 bg-white ${borderClasses} hover:bg-stone-50 transition-all duration-200 text-left ${roundedClasses} focus:outline-none focus:ring-0 focus:border-inherit`}>
+  const content = (
+    <>
       <div className={`w-5 h-5 opacity-60 flex-shrink-0 mr-3 ${iconColor}`}>{icon}</div>
       <div className="flex-1">
         <div className={`font-medium text-sm mb-1 ${titleColor}`}>{title}</div>
         {description && <p className="opacity-70 text-xs">{description}</p>}
       </div>
-    </button>
+      {rightElement && <div className="flex-shrink-0 ml-3">{rightElement}</div>}
+    </>
+  );
+
+  if (onClick) {
+    return (
+      <button
+        type="button"
+        onClick={onClick}
+        className={`w-full flex items-center justify-between py-3 px-4 bg-white ${borderClasses} hover:bg-stone-50 transition-all duration-200 text-left ${roundedClasses} focus:outline-none focus:ring-0 focus:border-inherit`}>
+        {content}
+      </button>
+    );
+  }
+
+  return (
+    <div
+      className={`w-full flex items-center justify-between py-3 px-4 bg-white ${borderClasses} ${roundedClasses}`}>
+      {content}
+    </div>
   );
 };
 
diff --git a/app/src/components/settings/panels/AboutPanel.tsx b/app/src/components/settings/panels/AboutPanel.tsx
index 8dac52266..cdf078687 100644
--- a/app/src/components/settings/panels/AboutPanel.tsx
+++ b/app/src/components/settings/panels/AboutPanel.tsx
@@ -9,12 +9,14 @@
 import { useState } from 'react';
 
 import { useAppUpdate } from '../../../hooks/useAppUpdate';
+import { useT } from '../../../lib/i18n/I18nContext';
 import { APP_VERSION, LATEST_APP_DOWNLOAD_URL } from '../../../utils/config';
 import { openUrl } from '../../../utils/openUrl';
 import SettingsHeader from '../components/SettingsHeader';
 import { useSettingsNavigation } from '../hooks/useSettingsNavigation';
 
 const AboutPanel = () => {
+  const { t } = useT();
   const { navigateBack, breadcrumbs } = useSettingsNavigation();
   // The auto-cadence is already running via the global <AppUpdatePrompt />;
   // disable it here so opening the panel doesn't double-trigger probes.
@@ -22,7 +24,7 @@ const AboutPanel = () => {
   const [lastCheckedAt, setLastCheckedAt] = useState<Date | null>(null);
 
   const isChecking = phase === 'checking';
-  const summary = summaryFor(phase, info, error);
+  const summary = summaryFor(phase, info, error, t);
 
   const handleCheck = async () => {
     console.debug('[app-update] AboutPanel: manual check');
@@ -33,7 +35,7 @@ const AboutPanel = () => {
   return (
     <div className="z-10 relative">
       <SettingsHeader
-        title="About"
+        title={t('settings.about')}
         showBackButton={true}
         onBack={navigateBack}
         breadcrumbs={breadcrumbs}
@@ -41,11 +43,11 @@ const AboutPanel = () => {
 
       <div className="p-4 space-y-4">
         <div className="rounded-xl border border-stone-200 bg-white p-4">
-          <div className="text-xs text-stone-500">Version</div>
+          <div className="text-xs text-stone-500">{t('settings.about.version')}</div>
           <div className="mt-1 text-lg font-semibold text-stone-900">v{APP_VERSION}</div>
           {info?.available && info.available_version && (
             <div className="mt-1 text-xs text-primary-500">
-              v{info.available_version} is available
+              v{info.available_version} {t('settings.about.updateAvailable')}
             </div>
           )}
         </div>
@@ -53,11 +55,13 @@ const AboutPanel = () => {
         <div className="rounded-xl border border-stone-200 bg-white p-4">
           <div className="flex items-start justify-between gap-3">
             <div className="flex-1 min-w-0">
-              <div className="text-sm font-medium text-stone-900">Software updates</div>
+              <div className="text-sm font-medium text-stone-900">
+                {t('settings.about.softwareUpdates')}
+              </div>
               <div className="mt-1 text-xs text-stone-500 leading-relaxed">{summary}</div>
               {lastCheckedAt && (
                 <div className="mt-1 text-[11px] text-stone-400">
-                  Last checked {formatRelative(lastCheckedAt)}
+                  {t('settings.about.lastChecked')} {formatRelative(lastCheckedAt, t)}
                 </div>
               )}
             </div>
@@ -66,15 +70,15 @@ const AboutPanel = () => {
               onClick={handleCheck}
               disabled={isChecking}
               className="shrink-0 px-3 py-1.5 rounded-lg bg-primary-500 hover:bg-primary-400 text-white text-xs font-medium transition-colors disabled:opacity-50">
-              {isChecking ? 'Checking…' : 'Check for updates'}
+              {isChecking ? t('settings.about.checking') : t('settings.about.checkForUpdates')}
             </button>
           </div>
         </div>
 
         <div className="rounded-xl border border-stone-200 bg-white p-4">
-          <div className="text-sm font-medium text-stone-900">Releases</div>
+          <div className="text-sm font-medium text-stone-900">{t('settings.about.releases')}</div>
           <p className="mt-1 text-xs text-stone-500 leading-relaxed">
-            Browse release notes and earlier builds on GitHub.
+            {t('settings.about.releasesDesc')}
           </p>
           <button
             type="button"
@@ -82,7 +86,7 @@ const AboutPanel = () => {
               void openUrl(LATEST_APP_DOWNLOAD_URL);
             }}
             className="mt-3 px-3 py-1.5 rounded-lg border border-stone-200 text-stone-700 hover:bg-stone-100 text-xs transition-colors">
-            Open GitHub releases
+            {t('settings.about.openReleases')}
           </button>
         </div>
       </div>
@@ -93,41 +97,42 @@ const AboutPanel = () => {
 function summaryFor(
   phase: ReturnType<typeof useAppUpdate>['phase'],
   info: ReturnType<typeof useAppUpdate>['info'],
-  error: string | null
+  error: string | null,
+  t: (key: string) => string
 ): string {
   switch (phase) {
     case 'checking':
-      return 'Contacting the update server…';
+      return t('about.update.status.checking');
     case 'available':
       return info?.available_version
-        ? `Version ${info.available_version} found — downloading in the background…`
-        : 'A new version was found — downloading…';
+        ? t('about.update.status.available').replace('{version}', info.available_version)
+        : t('about.update.status.availableNoVersion');
     case 'downloading':
-      return 'Downloading the latest version in the background…';
+      return t('about.update.status.downloading');
     case 'ready_to_install':
       return info?.available_version
-        ? `Version ${info.available_version} is downloaded and ready. Use the prompt at the bottom right to restart.`
-        : 'A new version is downloaded and ready. Restart to apply.';
+        ? t('about.update.status.readyToInstall').replace('{version}', info.available_version)
+        : t('about.update.status.readyToInstallNoVersion');
     case 'installing':
-      return 'Installing the update…';
+      return t('about.update.status.installing');
     case 'restarting':
-      return 'Relaunching with the new version…';
+      return t('about.update.status.restarting');
     case 'up_to_date':
-      return 'You are running the latest version.';
+      return t('about.update.status.upToDate');
     case 'error':
-      return error ?? 'Last update check failed. Try again in a moment.';
+      return error ?? t('about.update.status.error');
     default:
-      return 'Click "Check for updates" to look for a newer version.';
+      return t('about.update.status.default');
   }
 }
 
-function formatRelative(date: Date): string {
+function formatRelative(date: Date, t: (key: string) => string): string {
   const seconds = Math.max(0, Math.round((Date.now() - date.getTime()) / 1000));
-  if (seconds < 60) return 'just now';
+  if (seconds < 60) return t('notifications.justNow');
   const minutes = Math.round(seconds / 60);
-  if (minutes < 60) return `${minutes} min ago`;
+  if (minutes < 60) return t('notifications.minAgo').replace('{n}', String(minutes));
   const hours = Math.round(minutes / 60);
-  if (hours < 24) return `${hours}h ago`;
+  if (hours < 24) return t('notifications.hrAgo').replace('{n}', String(hours));
   return date.toLocaleString();
 }
 
diff --git a/app/src/components/settings/panels/AgentChatPanel.tsx b/app/src/components/settings/panels/AgentChatPanel.tsx
index 386411b2c..311ed3f93 100644
--- a/app/src/components/settings/panels/AgentChatPanel.tsx
+++ b/app/src/components/settings/panels/AgentChatPanel.tsx
@@ -1,5 +1,6 @@
 import { useEffect, useState } from 'react';
 
+import { useT } from '../../../lib/i18n/I18nContext';
 import { openhumanAgentChat } from '../../../utils/tauriCommands';
 import SettingsHeader from '../components/SettingsHeader';
 import { useSettingsNavigation } from '../hooks/useSettingsNavigation';
@@ -9,6 +10,7 @@ type ChatMessage = { role: 'user' | 'agent'; text: string };
 const STORAGE_KEY = 'openhuman.settings.agentChat.history';
 
 const AgentChatPanel = () => {
+  const { t } = useT();
   const { navigateBack, breadcrumbs } = useSettingsNavigation();
   const [messages, setMessages] = useState<ChatMessage[]>([]);
   const [input, setInput] = useState('');
@@ -74,7 +76,7 @@ const AgentChatPanel = () => {
   return (
     <div>
       <SettingsHeader
-        title="Agent Chat"
+        title={t('chat.agentChat')}
         showBackButton={true}
         onBack={navigateBack}
         breadcrumbs={breadcrumbs}
@@ -82,14 +84,11 @@ const AgentChatPanel = () => {
 
       <div className="p-4 space-y-4">
         <section className="space-y-3">
-          <h3 className="text-sm font-semibold text-stone-900">Overrides</h3>
-          <p className="text-sm text-stone-400">
-            Inference uses your OpenHuman backend (config API URL and session). Optional model and
-            temperature override the defaults for this panel only.
-          </p>
+          <h3 className="text-sm font-semibold text-stone-900">{t('chat.overrides')}</h3>
+          <p className="text-sm text-stone-400">{t('chat.agentChatDesc')}</p>
           <div className="grid gap-3 md:grid-cols-2">
             <label className="space-y-2 text-sm text-stone-600">
-              Model
+              {t('chat.model')}
               <input
                 className="input input-bordered w-full text-slate-900 bg-white"
                 placeholder="gpt-4o"
@@ -98,7 +97,7 @@ const AgentChatPanel = () => {
               />
             </label>
             <label className="space-y-2 text-sm text-stone-600">
-              Temperature
+              {t('chat.temperature')}
               <input
                 className="input input-bordered w-full text-slate-900 bg-white"
                 placeholder="0.7"
@@ -110,7 +109,7 @@ const AgentChatPanel = () => {
         </section>
 
         <section className="space-y-3">
-          <h3 className="text-sm font-semibold text-stone-900">Conversation</h3>
+          <h3 className="text-sm font-semibold text-stone-900">{t('chat.conversation')}</h3>
           {error && (
             <div className="rounded-lg border border-red-300 bg-red-50 px-4 py-3 text-sm text-red-700">
               {error}
@@ -118,12 +117,12 @@ const AgentChatPanel = () => {
           )}
           <div className="rounded-xl border border-stone-200 bg-stone-50 p-4 space-y-3">
             {messages.length === 0 && (
-              <div className="text-sm text-stone-400">Start a conversation with the agent.</div>
+              <div className="text-sm text-stone-400">{t('chat.startAgentConversation')}</div>
             )}
             {messages.map((message, index) => (
               <div key={`${message.role}-${index}`} className="space-y-1">
                 <div className="text-[11px] uppercase tracking-wide text-stone-500">
-                  {message.role === 'user' ? 'You' : 'Agent'}
+                  {message.role === 'user' ? t('chat.you') : t('chat.agent')}
                 </div>
                 <div
                   className={`text-sm whitespace-pre-wrap ${
@@ -137,12 +136,12 @@ const AgentChatPanel = () => {
           <div className="space-y-2">
             <textarea
               className="textarea textarea-bordered w-full min-h-[140px] text-slate-900 bg-white"
-              placeholder="Ask the agent anything..."
+              placeholder={t('chat.askAgent')}
               value={input}
               onChange={event => setInput(event.target.value)}
             />
             <button className="btn btn-primary" onClick={sendMessage} disabled={sending}>
-              {sending ? 'Sending…' : 'Send Message'}
+              {sending ? t('common.loading') : t('chat.sendMessage')}
             </button>
           </div>
         </section>
diff --git a/app/src/components/settings/panels/AutocompleteDebugPanel.tsx b/app/src/components/settings/panels/AutocompleteDebugPanel.tsx
index 209dbe449..c15517bc6 100644
--- a/app/src/components/settings/panels/AutocompleteDebugPanel.tsx
+++ b/app/src/components/settings/panels/AutocompleteDebugPanel.tsx
@@ -1,5 +1,6 @@
 import { useEffect, useRef, useState } from 'react';
 
+import { useT } from '../../../lib/i18n/I18nContext';
 import {
   type AcceptedCompletion,
   type AutocompleteConfig,
@@ -65,6 +66,7 @@ const parseAutocompleteConfig = (raw: unknown): AutocompleteConfig => {
 };
 
 const AutocompleteDebugPanel = () => {
+  const { t } = useT();
   const { navigateBack, breadcrumbs } = useSettingsNavigation();
 
   // Status & loading
@@ -456,7 +458,7 @@ const AutocompleteDebugPanel = () => {
   return (
     <div className="z-10 relative">
       <SettingsHeader
-        title="Autocomplete Debug"
+        title={t('autocomplete.debugTitle')}
         showBackButton={true}
         onBack={navigateBack}
         breadcrumbs={breadcrumbs}
diff --git a/app/src/components/settings/panels/AutocompletePanel.tsx b/app/src/components/settings/panels/AutocompletePanel.tsx
index 69e8b184f..907389295 100644
--- a/app/src/components/settings/panels/AutocompletePanel.tsx
+++ b/app/src/components/settings/panels/AutocompletePanel.tsx
@@ -1,5 +1,6 @@
 import { useEffect, useRef, useState } from 'react';
 
+import { useT } from '../../../lib/i18n/I18nContext';
 import {
   type AutocompleteConfig,
   type AutocompleteStatus,
@@ -57,6 +58,7 @@ const parseAutocompleteConfig = (raw: unknown): AutocompleteConfig => {
 };
 
 const AutocompletePanel = () => {
+  const { t } = useT();
   const { navigateBack, navigateToSettings, breadcrumbs } = useSettingsNavigation();
   const [status, setStatus] = useState<AutocompleteStatus | null>(null);
   const [isSaving, setIsSaving] = useState(false);
@@ -70,8 +72,6 @@ const AutocompletePanel = () => {
   );
   const [acceptWithTab, setAcceptWithTab] = useState<boolean>(DEFAULT_CONFIG.accept_with_tab);
 
-  // Hold full config so we can pass through unchanged advanced values on save.
-  // configLoaded tracks whether we've received real config from the backend.
   const fullConfigRef = useRef<AutocompleteConfig>(DEFAULT_CONFIG);
   const [configLoaded, setConfigLoaded] = useState(false);
 
@@ -147,7 +147,7 @@ const AutocompletePanel = () => {
       setStylePreset(response.result.config.style_preset);
       setDisabledAppsText(response.result.config.disabled_apps.join('\n'));
       setAcceptWithTab(response.result.config.accept_with_tab);
-      setMessage('Autocomplete settings saved.');
+      setMessage(t('autocomplete.settingsSaved'));
       await refreshStatus();
     } catch (err) {
       setError(err instanceof Error ? err.message : 'Failed to save autocomplete settings');
@@ -166,9 +166,9 @@ const AutocompletePanel = () => {
       });
       await refreshStatus();
       if (response.result.started) {
-        setMessage('Autocomplete started.');
+        setMessage(t('autocomplete.started'));
       } else {
-        setMessage('Autocomplete did not start. Check if it is enabled.');
+        setMessage(t('autocomplete.didNotStart'));
       }
     } catch (err) {
       setError(err instanceof Error ? err.message : 'Failed to start autocomplete');
@@ -182,7 +182,7 @@ const AutocompletePanel = () => {
     try {
       await openhumanAutocompleteStop({ reason: 'manual_stop_from_settings' });
       await refreshStatus();
-      setMessage('Autocomplete stopped.');
+      setMessage(t('autocomplete.stopped'));
     } catch (err) {
       setError(err instanceof Error ? err.message : 'Failed to stop autocomplete');
     }
@@ -191,7 +191,7 @@ const AutocompletePanel = () => {
   return (
     <div className="z-10 relative">
       <SettingsHeader
-        title="Autocomplete"
+        title={t('autocomplete.title')}
         showBackButton={true}
         onBack={navigateBack}
         breadcrumbs={breadcrumbs}
@@ -199,10 +199,10 @@ const AutocompletePanel = () => {
 
       <div className="max-w-2xl mx-auto w-full p-4 space-y-4">
         <section className="rounded-2xl border border-stone-200 bg-white p-4 space-y-3">
-          <h3 className="text-sm font-semibold text-stone-900">Settings</h3>
+          <h3 className="text-sm font-semibold text-stone-900">{t('autocomplete.settings')}</h3>
 
           <label className="flex items-center justify-between rounded-xl border border-stone-200 bg-stone-50 px-3 py-2">
-            <span className="text-sm text-stone-700">Enabled</span>
+            <span className="text-sm text-stone-700">{t('common.enabled')}</span>
             <input
               type="checkbox"
               checked={enabled}
@@ -211,7 +211,7 @@ const AutocompletePanel = () => {
           </label>
 
           <label className="flex items-center justify-between rounded-xl border border-stone-200 bg-stone-50 px-3 py-2">
-            <span className="text-sm text-stone-700">Accept With Tab</span>
+            <span className="text-sm text-stone-700">{t('autocomplete.acceptWithTab')}</span>
             <input
               type="checkbox"
               checked={acceptWithTab}
@@ -220,23 +220,21 @@ const AutocompletePanel = () => {
           </label>
 
           <label className="flex items-center justify-between rounded-xl border border-stone-200 bg-stone-50 px-3 py-2">
-            <span className="text-sm text-stone-700">Style Preset</span>
+            <span className="text-sm text-stone-700">{t('autocomplete.stylePreset')}</span>
             <select
               value={stylePreset}
               onChange={event => setStylePreset(event.target.value)}
               className="rounded border border-stone-300 bg-white px-2 py-1 text-xs text-stone-700">
-              <option value="balanced">Balanced</option>
-              <option value="concise">Concise</option>
-              <option value="formal">Formal</option>
-              <option value="casual">Casual</option>
-              <option value="custom">Custom</option>
+              <option value="balanced">{t('autocomplete.style.balanced')}</option>
+              <option value="concise">{t('autocomplete.style.concise')}</option>
+              <option value="formal">{t('autocomplete.style.formal')}</option>
+              <option value="casual">{t('autocomplete.style.casual')}</option>
+              <option value="custom">{t('autocomplete.style.custom')}</option>
             </select>
           </label>
 
           <div className="space-y-1">
-            <div className="text-xs text-stone-600">
-              Disabled Apps (one bundle/app token per line)
-            </div>
+            <div className="text-xs text-stone-600">{t('autocomplete.disabledApps')}</div>
             <textarea
               value={disabledAppsText}
               onChange={event => setDisabledAppsText(event.target.value)}
@@ -250,15 +248,19 @@ const AutocompletePanel = () => {
             onClick={() => void saveConfig()}
             disabled={isSaving || !configLoaded}
             className="rounded-lg border border-primary-500/60 bg-primary-50 px-3 py-2 text-sm text-primary-600 disabled:opacity-50">
-            {isSaving ? 'Saving…' : 'Save Settings'}
+            {isSaving ? t('autocomplete.saving') : t('autocomplete.saveSettings')}
           </button>
         </section>
 
         <section className="rounded-2xl border border-stone-200 bg-white p-4 space-y-3">
-          <h3 className="text-sm font-semibold text-stone-900">Runtime</h3>
+          <h3 className="text-sm font-semibold text-stone-900">{t('autocomplete.runtime')}</h3>
           <div className="text-sm text-stone-600 space-y-1">
-            <div>Running: {status?.running ? 'yes' : 'no'}</div>
-            <div>Enabled: {status?.enabled ? 'yes' : 'no'}</div>
+            <div>
+              {t('autocomplete.running')}: {status?.running ? t('common.yes') : t('common.no')}
+            </div>
+            <div>
+              {t('common.enabled')}: {status?.enabled ? t('common.yes') : t('common.no')}
+            </div>
           </div>
           <div className="flex gap-2">
             <button
@@ -266,14 +268,14 @@ const AutocompletePanel = () => {
               onClick={() => void start()}
               disabled={!configLoaded || !status?.platform_supported || Boolean(status?.running)}
               className="rounded-lg border border-green-500/60 bg-green-50 px-3 py-2 text-sm text-green-700 disabled:opacity-50">
-              Start
+              {t('autocomplete.start')}
             </button>
             <button
               type="button"
               onClick={() => void stop()}
               disabled={!status?.running}
               className="rounded-lg border border-red-500/60 bg-red-50 px-3 py-2 text-sm text-red-600 disabled:opacity-50">
-              Stop
+              {t('autocomplete.stop')}
             </button>
           </div>
         </section>
@@ -285,7 +287,7 @@ const AutocompletePanel = () => {
           type="button"
           onClick={() => navigateToSettings('autocomplete-debug')}
           className="flex items-center gap-1.5 text-xs text-stone-400 hover:text-stone-600 transition-colors">
-          Advanced settings
+          {t('autocomplete.advancedSettings')}
           <svg className="w-3 h-3" fill="none" stroke="currentColor" viewBox="0 0 24 24">
             <path strokeLinecap="round" strokeLinejoin="round" strokeWidth={2} d="M9 5l7 7-7 7" />
           </svg>
diff --git a/app/src/components/settings/panels/BillingPanel.tsx b/app/src/components/settings/panels/BillingPanel.tsx
index 4b973ffb3..49554b418 100644
--- a/app/src/components/settings/panels/BillingPanel.tsx
+++ b/app/src/components/settings/panels/BillingPanel.tsx
@@ -1,6 +1,7 @@
 import createDebug from 'debug';
 import { useEffect, useState } from 'react';
 
+import { useT } from '../../../lib/i18n/I18nContext';
 import { BILLING_DASHBOARD_URL } from '../../../utils/links';
 import { openUrl } from '../../../utils/openUrl';
 import PageBackButton from '../components/PageBackButton';
@@ -9,6 +10,7 @@ import { useSettingsNavigation } from '../hooks/useSettingsNavigation';
 const log = createDebug('openhuman:billing-panel');
 
 const BillingPanel = () => {
+  const { t } = useT();
   const { navigateBack, breadcrumbs } = useSettingsNavigation();
   const [status, setStatus] = useState<'opening' | 'idle' | 'error'>('opening');
 
@@ -41,7 +43,7 @@ const BillingPanel = () => {
     <div className="px-4 py-5 sm:px-6 lg:px-8">
       <div className="mx-auto max-w-3xl">
         <PageBackButton
-          label="Back"
+          label={t('common.back')}
           onClick={navigateBack}
           trailingContent={
             breadcrumbs.length > 0 ? (
@@ -64,12 +66,13 @@ const BillingPanel = () => {
           <div className="max-w-xl space-y-4">
             <div>
               <p className="text-xs font-semibold uppercase tracking-[0.2em] text-stone-500">
-                Billing moved to the web
+                {t('settings.billing.movedToWeb')}
               </p>
-              <h1 className="mt-2 text-2xl font-semibold text-stone-900">Open billing dashboard</h1>
+              <h1 className="mt-2 text-2xl font-semibold text-stone-900">
+                {t('settings.billing.openDashboard')}
+              </h1>
               <p className="mt-2 text-sm leading-6 text-stone-600">
-                Subscription changes, payment methods, credits, and invoices are now managed at
-                TinyHumans on the web.
+                {t('settings.billing.movedToWebDesc')}
               </p>
             </div>
 
@@ -80,28 +83,24 @@ const BillingPanel = () => {
                   void openUrl(BILLING_DASHBOARD_URL);
                 }}
                 className="inline-flex items-center rounded-full bg-primary-500 px-4 py-2 text-sm font-semibold text-white transition-colors hover:bg-primary-600">
-                Open dashboard
+                {t('settings.billing.openDashboard')}
               </button>
               <button
                 type="button"
                 onClick={navigateBack}
                 className="inline-flex items-center rounded-full border border-stone-200 bg-white px-4 py-2 text-sm font-semibold text-stone-700 transition-colors hover:bg-stone-50">
-                Back to settings
+                {t('settings.billing.backToSettings')}
               </button>
             </div>
 
             {status === 'opening' && (
-              <p className="text-xs text-stone-500">Opening your browser…</p>
+              <p className="text-xs text-stone-500">{t('settings.billing.openingBrowser')}</p>
             )}
             {status === 'idle' && (
-              <p className="text-xs text-stone-500">
-                If your browser did not open, use the button above.
-              </p>
+              <p className="text-xs text-stone-500">{t('settings.billing.browserNotOpen')}</p>
             )}
             {status === 'error' && (
-              <p className="text-xs text-coral-600">
-                The browser could not be opened automatically. Use the button above.
-              </p>
+              <p className="text-xs text-coral-600">{t('settings.billing.browserOpenFailed')}</p>
             )}
           </div>
         </div>
diff --git a/app/src/components/settings/panels/ComposioTriagePanel.tsx b/app/src/components/settings/panels/ComposioTriagePanel.tsx
index e8745de37..3be18108c 100644
--- a/app/src/components/settings/panels/ComposioTriagePanel.tsx
+++ b/app/src/components/settings/panels/ComposioTriagePanel.tsx
@@ -1,5 +1,6 @@
 import { useEffect, useRef, useState } from 'react';
 
+import { useT } from '../../../lib/i18n/I18nContext';
 import {
   openhumanGetComposioTriggerSettings,
   openhumanUpdateComposioTriggerSettings,
@@ -8,6 +9,7 @@ import SettingsHeader from '../components/SettingsHeader';
 import { useSettingsNavigation } from '../hooks/useSettingsNavigation';
 
 const ComposioTriagePanel = () => {
+  const { t } = useT();
   const { navigateBack, breadcrumbs } = useSettingsNavigation();
 
   const [triageDisabled, setTriageDisabled] = useState(false);
@@ -48,7 +50,7 @@ const ComposioTriagePanel = () => {
     try {
       const toolkitList = disabledToolkits
         .split(',')
-        .map(t => t.trim().toLowerCase())
+        .map(e => e.trim().toLowerCase())
         .filter(Boolean);
       await openhumanUpdateComposioTriggerSettings({
         triage_disabled: triageDisabled,
@@ -75,7 +77,7 @@ const ComposioTriagePanel = () => {
     return (
       <div>
         <SettingsHeader
-          title="Integration Triggers"
+          title={t('composio.triageTitle')}
           showBackButton
           onBack={navigateBack}
           breadcrumbs={breadcrumbs}
@@ -90,7 +92,7 @@ const ComposioTriagePanel = () => {
   return (
     <div>
       <SettingsHeader
-        title="Integration Triggers"
+        title={t('composio.triageTitle')}
         showBackButton
         onBack={navigateBack}
         breadcrumbs={breadcrumbs}
@@ -98,14 +100,11 @@ const ComposioTriagePanel = () => {
 
       <div className="p-4 space-y-5">
         <p className="text-sm text-stone-500">
-          When active, each incoming Composio trigger runs through an AI triage step that classifies
-          the event and may kick off automated actions — one local LLM turn per trigger. Disable
-          globally or per integration if you prefer manual review. If the environment variable{' '}
-          <span className="font-mono">OPENHUMAN_TRIGGER_TRIAGE_DISABLED</span> is set, it overrides
-          these settings and disables triage for all triggers.
+          {t('composio.triageDesc')}{' '}
+          <span className="font-mono">OPENHUMAN_TRIGGER_TRIAGE_DISABLED</span>{' '}
+          {t('composio.envVarOverrides')}
         </p>
 
-        {/* Global toggle */}
         <div className="rounded-2xl border border-stone-200 bg-stone-50/60 p-4 space-y-1">
           <button
             type="button"
@@ -116,11 +115,9 @@ const ComposioTriagePanel = () => {
             className="w-full flex items-center justify-between">
             <div className="text-left">
               <span className="text-sm font-medium text-stone-900">
-                Disable AI triage for all triggers
+                {t('composio.disableAllTriage')}
               </span>
-              <p className="text-xs text-stone-500 mt-0.5">
-                Triggers are still recorded to history — no LLM turn is run.
-              </p>
+              <p className="text-xs text-stone-500 mt-0.5">{t('composio.triggersStillRecorded')}</p>
             </div>
             <div
               className={`ml-3 flex-shrink-0 w-9 h-5 rounded-full transition-colors relative ${
@@ -135,10 +132,9 @@ const ComposioTriagePanel = () => {
           </button>
         </div>
 
-        {/* Per-toolkit list */}
         <div className={`space-y-2 ${triageDisabled ? 'opacity-40 pointer-events-none' : ''}`}>
           <label className="block text-sm font-medium text-stone-800" htmlFor="disabled-toolkits">
-            Disable AI triage for specific integrations
+            {t('composio.disableSpecificIntegrations')}
           </label>
           <p className="text-xs text-stone-500">
             Comma-separated integration slugs, e.g. <span className="font-mono">gmail, slack</span>.
@@ -160,14 +156,14 @@ const ComposioTriagePanel = () => {
           onClick={handleSave}
           disabled={saving}
           className="w-full py-2 rounded-xl bg-primary-600 text-white text-sm font-medium hover:bg-primary-500 transition-colors disabled:opacity-50">
-          {saving ? 'Saving…' : 'Save'}
+          {saving ? t('common.loading') : t('common.save')}
         </button>
 
         {saveStatus === 'saved' && (
-          <p className="text-xs text-center text-green-600">Settings saved</p>
+          <p className="text-xs text-center text-green-600">{t('composio.settingsSaved')}</p>
         )}
         {saveStatus === 'error' && (
-          <p className="text-xs text-center text-red-500">Failed to save. Try again.</p>
+          <p className="text-xs text-center text-red-500">{t('composio.saveFailed')}</p>
         )}
       </div>
     </div>
diff --git a/app/src/components/settings/panels/ConnectionsPanel.tsx b/app/src/components/settings/panels/ConnectionsPanel.tsx
index b349fecab..bb868116f 100644
--- a/app/src/components/settings/panels/ConnectionsPanel.tsx
+++ b/app/src/components/settings/panels/ConnectionsPanel.tsx
@@ -5,6 +5,7 @@ import BinanceIcon from '../../../assets/icons/binance.svg';
 import GoogleIcon from '../../../assets/icons/GoogleIcon';
 import MetamaskIcon from '../../../assets/icons/metamask.svg';
 import NotionIcon from '../../../assets/icons/notion.svg';
+import { useT } from '../../../lib/i18n/I18nContext';
 import { fetchWalletStatus, type WalletStatus } from '../../../services/walletApi';
 import SettingsHeader from '../components/SettingsHeader';
 import { useSettingsNavigation } from '../hooks/useSettingsNavigation';
@@ -19,26 +20,24 @@ interface ConnectOption {
   skillId?: string;
 }
 
-/**
- * Renders a connection option row with its real-time status badge.
- * Uses useSkillConnectionStatus hook for skill-backed connections.
- */
 function ConnectionOptionRow({
   option,
   isFirst,
   isLast,
   onConnect,
+  t,
 }: {
   option: ConnectOption;
   isFirst: boolean;
   isLast: boolean;
   onConnect: (option: ConnectOption) => void;
+  t: (key: string) => string;
 }) {
   const isDisabled = option.comingSoon;
 
   const badge = option.comingSoon ? (
     <span className="px-2 py-0.5 text-[11px] font-medium rounded-full bg-stone-100 text-stone-500 border border-stone-200">
-      Coming soon
+      {t('connections.comingSoon')}
     </span>
   ) : option.statusLabel ? (
     <span className="px-2 py-0.5 text-[11px] font-medium rounded-full bg-sage-50 text-sage-700 border border-sage-200">
@@ -46,7 +45,7 @@ function ConnectionOptionRow({
     </span>
   ) : (
     <span className="px-2 py-0.5 text-[11px] font-medium rounded-full bg-primary-50 text-primary-600 border border-primary-100">
-      Set up
+      {t('connections.setUp')}
     </span>
   );
 
@@ -76,11 +75,8 @@ function ConnectionOptionRow({
   );
 }
 
-// ---------------------------------------------------------------------------
-// Main panel
-// ---------------------------------------------------------------------------
-
 const ConnectionsPanel = () => {
+  const { t } = useT();
   const { navigateBack, breadcrumbs } = useSettingsNavigation();
   const navigate = useNavigate();
   const [walletStatus, setWalletStatus] = useState<WalletStatus | null>(null);
@@ -129,20 +125,20 @@ const ConnectionsPanel = () => {
       id: 'wallet',
       name: 'Web3 Wallet',
       description: walletConfigured
-        ? 'Local EVM, BTC, Solana, and Tron identities are configured from your recovery phrase.'
+        ? t('connections.walletConfigured')
         : walletReady
-          ? 'Set up local EVM, BTC, Solana, and Tron identities from one recovery phrase.'
+          ? t('connections.walletReady')
           : walletStatusState === 'error'
-            ? 'Could not check wallet status. Tap to retry from the Recovery Phrase panel.'
-            : 'Checking wallet status…',
+            ? t('connections.walletError')
+            : t('connections.walletChecking'),
       icon: <img src={MetamaskIcon} alt="Metamask" className="w-5 h-5" />,
       statusLabel: walletConfigured
-        ? 'Configured'
+        ? t('connections.configured')
         : walletReady
           ? undefined
           : walletStatusState === 'error'
-            ? 'Unavailable'
-            : 'Checking…',
+            ? t('connections.unavailable')
+            : t('connections.checking'),
     },
     {
       id: 'exchange',
@@ -165,7 +161,7 @@ const ConnectionsPanel = () => {
   return (
     <div>
       <SettingsHeader
-        title="Connections"
+        title={t('settings.account.connections')}
         showBackButton={true}
         onBack={navigateBack}
         breadcrumbs={breadcrumbs}
@@ -173,7 +169,6 @@ const ConnectionsPanel = () => {
 
       <div>
         <div className="p-4 space-y-4">
-          {/* Connection Options */}
           <div className="rounded-2xl border border-stone-200 overflow-hidden bg-white">
             {connectOptions.map((option, index) => (
               <ConnectionOptionRow
@@ -182,6 +177,7 @@ const ConnectionsPanel = () => {
                 isFirst={index === 0}
                 isLast={index === connectOptions.length - 1}
                 onConnect={handleConnect}
+                t={t}
               />
             ))}
           </div>
@@ -189,10 +185,10 @@ const ConnectionsPanel = () => {
           {walletConfigured && walletStatus ? (
             <div className="rounded-2xl border border-stone-200 bg-white p-4 space-y-3">
               <div>
-                <p className="font-medium text-stone-900 text-sm">Wallet identities</p>
-                <p className="text-xs text-stone-500 mt-1">
-                  Derived locally from your recovery phrase and stored as safe metadata only.
+                <p className="font-medium text-stone-900 text-sm">
+                  {t('connections.walletIdentities')}
                 </p>
+                <p className="text-xs text-stone-500 mt-1">{t('connections.walletDerived')}</p>
               </div>
               <div className="grid gap-2">
                 {walletStatus.accounts.map(account => (
@@ -213,7 +209,6 @@ const ConnectionsPanel = () => {
             </div>
           ) : null}
 
-          {/* Security notice — palette aligned with Privacy & Security panel for cross-surface trust coherence */}
           <div className="p-4 bg-stone-50 rounded-xl border border-stone-200">
             <div className="flex items-start space-x-3">
               <svg
@@ -227,10 +222,11 @@ const ConnectionsPanel = () => {
                 />
               </svg>
               <div>
-                <p className="font-medium text-stone-900 text-sm">Privacy & Security</p>
+                <p className="font-medium text-stone-900 text-sm">
+                  {t('connections.privacySecurity')}
+                </p>
                 <p className="text-xs text-stone-500 mt-1 leading-relaxed">
-                  All data and credentials are stored locally with zero-data retention policy. Your
-                  information is encrypted and never shared with third parties.
+                  {t('connections.privacySecurityDesc')}
                 </p>
               </div>
             </div>
diff --git a/app/src/components/settings/panels/CronJobsPanel.tsx b/app/src/components/settings/panels/CronJobsPanel.tsx
index 6a750afda..4b2df181e 100644
--- a/app/src/components/settings/panels/CronJobsPanel.tsx
+++ b/app/src/components/settings/panels/CronJobsPanel.tsx
@@ -1,6 +1,7 @@
 import createDebug from 'debug';
 import { useCallback, useEffect, useState } from 'react';
 
+import { useT } from '../../../lib/i18n/I18nContext';
 import {
   type CoreCronJob,
   type CoreCronRun,
@@ -17,6 +18,7 @@ import CoreJobList from './cron/CoreJobList';
 const loadCronJobsLog = createDebug('app:settings:CronJobsPanel:loadCronSkills');
 
 const CronJobsPanel = () => {
+  const { t } = useT();
   const { navigateBack, breadcrumbs } = useSettingsNavigation();
 
   const [loading, setLoading] = useState(true);
@@ -131,7 +133,7 @@ const CronJobsPanel = () => {
   return (
     <div>
       <SettingsHeader
-        title="Cron Jobs"
+        title={t('cron.title')}
         showBackButton={true}
         onBack={navigateBack}
         breadcrumbs={breadcrumbs}
@@ -139,8 +141,8 @@ const CronJobsPanel = () => {
 
       <div className="p-4 space-y-4">
         <section className="space-y-1">
-          <h3 className="text-sm font-semibold text-stone-900">Scheduled Jobs</h3>
-          <p className="text-xs text-stone-400">Manage cron jobs from the core scheduler.</p>
+          <h3 className="text-sm font-semibold text-stone-900">{t('cron.scheduledJobs')}</h3>
+          <p className="text-xs text-stone-400">{t('cron.manageCronJobs')}</p>
         </section>
 
         {coreError && (
@@ -164,7 +166,7 @@ const CronJobsPanel = () => {
             type="button"
             className="btn btn-outline btn-sm"
             onClick={() => void loadCoreCronJobsOnly()}>
-            Refresh Cron Jobs
+            {t('cron.refreshCronJobs')}
           </button>
         </div>
       </div>
diff --git a/app/src/components/settings/panels/DeveloperOptionsPanel.tsx b/app/src/components/settings/panels/DeveloperOptionsPanel.tsx
index 9e2e9ca60..2529a0429 100644
--- a/app/src/components/settings/panels/DeveloperOptionsPanel.tsx
+++ b/app/src/components/settings/panels/DeveloperOptionsPanel.tsx
@@ -1,6 +1,7 @@
 import { invoke } from '@tauri-apps/api/core';
 import { useEffect, useState } from 'react';
 
+import { useT } from '../../../lib/i18n/I18nContext';
 import { triggerSentryTestEvent } from '../../../services/analytics';
 import { useAppSelector } from '../../../store/hooks';
 import { APP_ENVIRONMENT } from '../../../utils/config';
@@ -58,25 +59,6 @@ const developerItems = [
       </svg>
     ),
   },
-  // Screen Awareness Debug, Memory Data, and Memory Debug hidden — routes
-  // retained in `pages/Settings.tsx` for re-enable.
-  // {
-  //   id: 'screen-awareness-debug',
-  //   title: 'Screen Awareness Debug',
-  //   description: 'FPS tuning, vision model config, capture tests, and session diagnostics',
-  //   route: 'screen-awareness-debug',
-  //   icon: (
-  //     <svg className="w-5 h-5" fill="none" stroke="currentColor" viewBox="0 0 24 24">
-  //       <path
-  //         strokeLinecap="round"
-  //         strokeLinejoin="round"
-  //         strokeWidth={2}
-  //         d="M3 5h18v12H3zM8 21h8m-4-4v4"
-  //       />
-  //     </svg>
-  //   ),
-  // },
-  // Autocomplete Debug + Voice Debug hidden per #717 (routes retained for re-enable).
   {
     id: 'local-model-debug',
     title: 'Local Model Debug',
@@ -109,38 +91,6 @@ const developerItems = [
       </svg>
     ),
   },
-  // {
-  //   id: 'memory-data',
-  //   title: 'Memory Data',
-  //   description: 'Knowledge graph, insights, activity heatmap, and file management',
-  //   route: 'memory-data',
-  //   icon: (
-  //     <svg className="w-5 h-5" fill="none" stroke="currentColor" viewBox="0 0 24 24">
-  //       <path
-  //         strokeLinecap="round"
-  //         strokeLinejoin="round"
-  //         strokeWidth={2}
-  //         d="M9.663 17h4.673M12 3v1m6.364 1.636l-.707.707M21 12h-1M4 12H3m3.343-5.657l-.707-.707m2.828 9.9a5 5 0 117.072 0l-.548.547A3.374 3.374 0 0014 18.469V19a2 2 0 11-4 0v-.531c0-.895-.356-1.754-.988-2.386l-.548-.547z"
-  //       />
-  //     </svg>
-  //   ),
-  // },
-  // {
-  //   id: 'memory-debug',
-  //   title: 'Memory Debug',
-  //   description: 'Inspect memory documents, namespaces, and test query/recall',
-  //   route: 'memory-debug',
-  //   icon: (
-  //     <svg className="w-5 h-5" fill="none" stroke="currentColor" viewBox="0 0 24 24">
-  //       <path
-  //         strokeLinecap="round"
-  //         strokeLinejoin="round"
-  //         strokeWidth={2}
-  //         d="M9 12h6m2 8H7a2 2 0 01-2-2V6a2 2 0 012-2h6l6 6v8a2 2 0 01-2 2z"
-  //       />
-  //     </svg>
-  //   ),
-  // },
   {
     id: 'intelligence',
     title: 'Intelligence',
@@ -229,25 +179,15 @@ const developerItems = [
   },
 ];
 
-/**
- * Small badge showing whether the desktop is talking to the embedded local
- * core or a user-configured remote (cloud) core. Read straight from the
- * `coreMode` Redux slice so it always reflects what `coreRpcClient` will
- * resolve on the next call. For cloud mode also surfaces the (masked) URL
- * + a "token set" indicator so users debugging a misconfigured cloud
- * deployment can verify they actually entered both pieces in the picker.
- */
 const CoreModeBadge = () => {
+  const { t } = useT();
   const mode = useAppSelector(state => state.coreMode.mode);
 
   if (mode.kind === 'unset') {
     return (
       <div className="px-4 py-3 mb-3 rounded-lg border border-coral-300 bg-coral-50">
-        <div className="text-sm font-semibold text-coral-900">Core mode: not set</div>
-        <div className="text-xs text-coral-800 mt-0.5">
-          The boot-check picker hasn&apos;t been confirmed yet. Use Switch mode on the picker to
-          choose Local or Cloud.
-        </div>
+        <div className="text-sm font-semibold text-coral-900">{t('devOptions.coreModeNotSet')}</div>
+        <div className="text-xs text-coral-800 mt-0.5">{t('devOptions.coreModeNotSetDesc')}</div>
       </div>
     );
   }
@@ -257,37 +197,36 @@ const CoreModeBadge = () => {
       <div className="px-4 py-3 mb-3 rounded-lg border border-ocean-300 bg-ocean-50">
         <div className="flex items-center gap-2">
           <span className="px-2 py-0.5 rounded-full bg-ocean-600 text-white text-[11px] font-medium">
-            Local
+            {t('devOptions.local')}
+          </span>
+          <span className="text-sm font-semibold text-ocean-900">
+            {t('devOptions.embeddedCoreSidecar')}
           </span>
-          <span className="text-sm font-semibold text-ocean-900">Embedded core sidecar</span>
-        </div>
-        <div className="text-xs text-ocean-800 mt-1">
-          Spawned in-process by the Tauri shell on app launch.
         </div>
+        <div className="text-xs text-ocean-800 mt-1">{t('devOptions.sidecarSpawned')}</div>
       </div>
     );
   }
 
-  // Cloud — show URL + token status. Token value itself is never rendered.
   return (
     <div className="px-4 py-3 mb-3 rounded-lg border border-sage-300 bg-sage-50">
       <div className="flex items-center gap-2">
         <span className="px-2 py-0.5 rounded-full bg-sage-600 text-white text-[11px] font-medium">
-          Cloud
+          {t('devOptions.cloud')}
         </span>
-        <span className="text-sm font-semibold text-sage-900">Remote core RPC</span>
+        <span className="text-sm font-semibold text-sage-900">{t('devOptions.remoteCoreRpc')}</span>
       </div>
       <dl className="mt-2 grid grid-cols-[auto_1fr] gap-x-3 gap-y-0.5 text-xs">
         <dt className="text-sage-700">URL:</dt>
         <dd className="font-mono text-sage-900 truncate" title={mode.url}>
           {mode.url}
         </dd>
-        <dt className="text-sage-700">Token:</dt>
+        <dt className="text-sage-700">{t('devOptions.token')}:</dt>
         <dd className="text-sage-900">
           {mode.token ? (
             <span className="font-mono">••••••{mode.token.slice(-4)}</span>
           ) : (
-            <span className="text-coral-600">not set — RPC will 401</span>
+            <span className="text-coral-600">{t('devOptions.tokenNotSet')}</span>
           )}
         </dd>
       </dl>
@@ -301,9 +240,8 @@ type SentryTestStatus =
   | { kind: 'sent'; eventId: string | undefined }
   | { kind: 'error'; message: string };
 
-// Staging-only Sentry pipeline check (issue #1072). Removed once the
-// staging dashboard confirms events are landing with the right tags.
 const SentryTestRow = () => {
+  const { t } = useT();
   const [status, setStatus] = useState<SentryTestStatus>({ kind: 'idle' });
 
   const onClick = async () => {
@@ -320,29 +258,24 @@ const SentryTestRow = () => {
     <div className="px-4 py-3 mb-3 rounded-lg border border-amber-300 bg-amber-50">
       <div className="flex items-center justify-between gap-3">
         <div className="min-w-0">
-          <div className="text-sm font-semibold text-amber-900">Trigger Sentry Test (staging)</div>
+          <div className="text-sm font-semibold text-amber-900">
+            {t('devOptions.triggerSentryTest')}
+          </div>
           <div className="text-xs text-amber-800 mt-0.5">
-            Fires a tagged error to verify the Sentry pipeline. Issue #1072 — remove after
-            verification.
+            {t('devOptions.triggerSentryTestDesc')}
           </div>
         </div>
         <button
           onClick={onClick}
           disabled={status.kind === 'sending'}
           className="shrink-0 px-3 py-1.5 rounded-md bg-amber-600 hover:bg-amber-500 text-white text-xs font-medium transition-colors disabled:opacity-60">
-          {status.kind === 'sending' ? 'Sending…' : 'Send test event'}
+          {status.kind === 'sending' ? t('devOptions.sending') : t('devOptions.sendTestEvent')}
         </button>
       </div>
-      {/*
-       * Single live region so screen readers announce the result when
-       * status flips from `sending` to `sent` / `error`. `aria-live=polite`
-       * waits for any in-flight speech to finish; `aria-atomic` makes the
-       * reader re-read the whole region rather than only the diff.
-       */}
       <div role="status" aria-live="polite" aria-atomic="true" className="mt-2 text-xs">
         {status.kind === 'sent' && (
           <span className="text-amber-900">
-            Event sent.{' '}
+            {t('devOptions.eventSent')}.{' '}
             {status.eventId ? (
               <span className="font-mono">id: {status.eventId}</span>
             ) : (
@@ -351,19 +284,17 @@ const SentryTestRow = () => {
           </span>
         )}
         {status.kind === 'error' && (
-          <span className="text-coral-600">Failed: {status.message}</span>
+          <span className="text-coral-600">
+            {t('devOptions.failed')}: {status.message}
+          </span>
         )}
       </div>
     </div>
   );
 };
 
-// Surfaces the on-disk log folder so users running into "stuck on
-// Initializing OpenHuman..." (and similar startup issues) can grab today's
-// `openhuman-YYYY-MM-DD.log` and send it to support without hunting through
-// `~/.openhuman/logs/`. Invokes the `reveal_logs_folder` Tauri command which
-// `open`/`explorer`/`xdg-open`s the directory in the platform file manager.
 const LogsFolderRow = () => {
+  const { t } = useT();
   const [path, setPath] = useState<string | null>(null);
   const [error, setError] = useState<string | null>(null);
 
@@ -391,17 +322,14 @@ const LogsFolderRow = () => {
     <div className="px-4 py-3 mb-3 rounded-lg border border-slate-200 bg-slate-50">
       <div className="flex items-center justify-between gap-3">
         <div className="min-w-0">
-          <div className="text-sm font-semibold text-slate-900">App logs</div>
-          <div className="text-xs text-slate-700 mt-0.5">
-            Open the folder containing rolling daily log files. Attach the most recent file when
-            reporting an issue.
-          </div>
+          <div className="text-sm font-semibold text-slate-900">{t('devOptions.appLogs')}</div>
+          <div className="text-xs text-slate-700 mt-0.5">{t('devOptions.appLogsDesc')}</div>
           {path && <div className="text-[11px] text-slate-500 mt-1 font-mono truncate">{path}</div>}
         </div>
         <button
           onClick={onClick}
           className="shrink-0 px-3 py-1.5 rounded-md bg-slate-700 hover:bg-slate-600 text-white text-xs font-medium transition-colors">
-          Open logs folder
+          {t('devOptions.openLogsFolder')}
         </button>
       </div>
       {error && (
@@ -414,13 +342,14 @@ const LogsFolderRow = () => {
 };
 
 const DeveloperOptionsPanel = () => {
+  const { t } = useT();
   const { navigateToSettings, navigateBack, breadcrumbs } = useSettingsNavigation();
   const showSentryTest = APP_ENVIRONMENT === 'staging';
 
   return (
     <div className="z-10 relative">
       <SettingsHeader
-        title="Developer Options"
+        title={t('devOptions.title')}
         showBackButton={true}
         onBack={navigateBack}
         breadcrumbs={breadcrumbs}
diff --git a/app/src/components/settings/panels/LocalModelDebugPanel.tsx b/app/src/components/settings/panels/LocalModelDebugPanel.tsx
index 7d3c6b79f..638e24704 100644
--- a/app/src/components/settings/panels/LocalModelDebugPanel.tsx
+++ b/app/src/components/settings/panels/LocalModelDebugPanel.tsx
@@ -1,5 +1,6 @@
 import { useEffect, useMemo, useState } from 'react';
 
+import { useT } from '../../../lib/i18n/I18nContext';
 import {
   formatBytes,
   formatEta,
@@ -52,6 +53,7 @@ const statusTone = (state: string): string => {
 };
 
 const LocalModelDebugPanel = () => {
+  const { t } = useT();
   const { navigateBack, breadcrumbs } = useSettingsNavigation();
 
   const [status, setStatus] = useState<LocalAiStatus | null>(null);
@@ -345,7 +347,7 @@ const LocalModelDebugPanel = () => {
   return (
     <div>
       <SettingsHeader
-        title="Local Model Debug"
+        title={t('localModel.debugTitle')}
         showBackButton={true}
         onBack={navigateBack}
         breadcrumbs={breadcrumbs}
diff --git a/app/src/components/settings/panels/MemoryDataPanel.tsx b/app/src/components/settings/panels/MemoryDataPanel.tsx
index 18ee9208a..5764cdf56 100644
--- a/app/src/components/settings/panels/MemoryDataPanel.tsx
+++ b/app/src/components/settings/panels/MemoryDataPanel.tsx
@@ -1,5 +1,6 @@
 import { useCallback, useState } from 'react';
 
+import { useT } from '../../../lib/i18n/I18nContext';
 import type { ToastNotification } from '../../../types/intelligence';
 import { MemoryWorkspace } from '../../intelligence/MemoryWorkspace';
 import { ToastContainer } from '../../intelligence/Toast';
@@ -8,6 +9,7 @@ import SettingsHeader from '../components/SettingsHeader';
 import { useSettingsNavigation } from '../hooks/useSettingsNavigation';
 
 const MemoryDataPanel = () => {
+  const { t } = useT();
   const { navigateBack, breadcrumbs } = useSettingsNavigation();
   const [toasts, setToasts] = useState<ToastNotification[]>([]);
 
@@ -37,7 +39,7 @@ const MemoryDataPanel = () => {
   return (
     <div className="z-10 relative">
       <SettingsHeader
-        title="Memory Data"
+        title={t('memory.title')}
         showBackButton={true}
         onBack={navigateBack}
         breadcrumbs={breadcrumbs}
diff --git a/app/src/components/settings/panels/MemoryDebugPanel.tsx b/app/src/components/settings/panels/MemoryDebugPanel.tsx
index 460d9cf1c..5dff680a4 100644
--- a/app/src/components/settings/panels/MemoryDebugPanel.tsx
+++ b/app/src/components/settings/panels/MemoryDebugPanel.tsx
@@ -1,5 +1,6 @@
 import { useCallback, useEffect, useMemo, useState } from 'react';
 
+import { useT } from '../../../lib/i18n/I18nContext';
 import {
   memoryClearNamespace,
   type MemoryDebugDocument,
@@ -16,6 +17,7 @@ import { useSettingsNavigation } from '../hooks/useSettingsNavigation';
 import { normalizeMemoryDocuments } from './memoryDebugUtils';
 
 const MemoryDebugPanel = () => {
+  const { t } = useT();
   const { navigateBack, breadcrumbs } = useSettingsNavigation();
   const [documents, setDocuments] = useState<MemoryDebugDocument[]>([]);
   const [documentsRaw, setDocumentsRaw] = useState<unknown>(null);
@@ -172,7 +174,7 @@ const MemoryDebugPanel = () => {
   return (
     <div>
       <SettingsHeader
-        title="Memory Debug"
+        title={t('memory.debugTitle')}
         showBackButton={true}
         onBack={navigateBack}
         breadcrumbs={breadcrumbs}
diff --git a/app/src/components/settings/panels/MessagingPanel.tsx b/app/src/components/settings/panels/MessagingPanel.tsx
index c7c3a1c9f..01164d9a9 100644
--- a/app/src/components/settings/panels/MessagingPanel.tsx
+++ b/app/src/components/settings/panels/MessagingPanel.tsx
@@ -2,6 +2,7 @@ import { useCallback, useMemo, useState } from 'react';
 
 import { useChannelDefinitions } from '../../../hooks/useChannelDefinitions';
 import { resolvePreferredAuthModeForChannel } from '../../../lib/channels/routing';
+import { useT } from '../../../lib/i18n/I18nContext';
 import { channelConnectionsApi } from '../../../services/api/channelConnectionsApi';
 import { setDefaultMessagingChannel } from '../../../store/channelConnectionsSlice';
 import { useAppDispatch, useAppSelector } from '../../../store/hooks';
@@ -14,11 +15,7 @@ import ChannelSetupModal from '../../channels/ChannelSetupModal';
 import SettingsHeader from '../components/SettingsHeader';
 import { useSettingsNavigation } from '../hooks/useSettingsNavigation';
 
-const CHANNEL_ICONS: Record<string, string> = {
-  telegram: '\u2708\uFE0F',
-  discord: '\uD83C\uDFAE',
-  web: '\uD83C\uDF10',
-};
+const CHANNEL_ICONS: Record<string, string> = { telegram: '✈️', discord: '🎮', web: '🌐' };
 
 function statusDot(status: ChannelConnectionStatus): string {
   switch (status) {
@@ -33,16 +30,16 @@ function statusDot(status: ChannelConnectionStatus): string {
   }
 }
 
-function statusLabel(status: ChannelConnectionStatus): string {
+function statusLabel(status: ChannelConnectionStatus, t: (key: string) => string): string {
   switch (status) {
     case 'connected':
-      return 'Connected';
+      return t('channels.status.connected');
     case 'connecting':
-      return 'Connecting';
+      return t('channels.status.connecting');
     case 'error':
-      return 'Error';
+      return t('channels.status.error');
     default:
-      return 'Not configured';
+      return t('channels.status.notConfigured');
   }
 }
 
@@ -60,6 +57,7 @@ function statusColor(status: ChannelConnectionStatus): string {
 }
 
 const MessagingPanel = () => {
+  const { t } = useT();
   const { navigateBack, breadcrumbs } = useSettingsNavigation();
   const dispatch = useAppDispatch();
   const channelConnections = useAppSelector(state => state.channelConnections);
@@ -76,8 +74,10 @@ const MessagingPanel = () => {
   const recommendedRoute = useMemo(() => {
     const channel = channelConnections.defaultMessagingChannel;
     const authMode = resolvePreferredAuthModeForChannel(channelConnections, channel);
-    return authMode ? `${channel} via ${authMode}` : 'No active route';
-  }, [channelConnections]);
+    return authMode
+      ? t('channels.activeRouteValue').replace('{channel}', channel).replace('{authMode}', authMode)
+      : t('channels.noActiveRoute');
+  }, [channelConnections, t]);
 
   const bestStatus = useCallback(
     (channelId: ChannelType): ChannelConnectionStatus => {
@@ -107,7 +107,7 @@ const MessagingPanel = () => {
   return (
     <div>
       <SettingsHeader
-        title="Messaging"
+        title={t('settings.features.messaging')}
         showBackButton={true}
         onBack={navigateBack}
         breadcrumbs={breadcrumbs}
@@ -116,7 +116,7 @@ const MessagingPanel = () => {
       <div className="p-4 space-y-4">
         {/* Default channel selector */}
         <section className="rounded-xl border border-stone-200 bg-white p-4 space-y-3">
-          <h3 className="text-sm font-semibold text-stone-900">Default Messaging Channel</h3>
+          <h3 className="text-sm font-semibold text-stone-900">{t('channels.defaultMessaging')}</h3>
           <div className="grid grid-cols-2 gap-2">
             {definitions.map(def => {
               const channelId = def.id as ChannelType;
@@ -139,7 +139,8 @@ const MessagingPanel = () => {
             })}
           </div>
           <p className="text-xs text-stone-400">
-            Active route: <span className="text-primary-600">{recommendedRoute}</span>
+            {t('channels.activeRoute')}:{' '}
+            <span className="text-primary-600">{recommendedRoute}</span>
           </p>
         </section>
 
@@ -151,17 +152,17 @@ const MessagingPanel = () => {
 
         {loading && (
           <div className="rounded-xl border border-stone-200 bg-white p-4 text-sm text-stone-400">
-            Loading channel definitions...
+            {t('channels.loadingDefinitions')}
           </div>
         )}
 
         {/* Channel cards — click to open the shared ChannelSetupModal */}
         {!loading && (
           <section className="rounded-xl border border-stone-200 bg-white p-4 space-y-3">
-            <h3 className="text-sm font-semibold text-stone-900">Channel Connections</h3>
-            <p className="text-xs text-stone-400">
-              Configure auth modes for each messaging channel.
-            </p>
+            <h3 className="text-sm font-semibold text-stone-900">
+              {t('channels.channelConnections')}
+            </h3>
+            <p className="text-xs text-stone-400">{t('channels.configureAuthModes')}</p>
             <div className="space-y-2">
               {configurableChannels.map(def => {
                 const channelId = def.id as ChannelType;
@@ -185,7 +186,7 @@ const MessagingPanel = () => {
                             className={`w-1.5 h-1.5 rounded-full flex-shrink-0 ${statusDot(status)}`}
                           />
                           <span className={`text-xs ${statusColor(status)}`}>
-                            {statusLabel(status)}
+                            {statusLabel(status, t)}
                           </span>
                         </div>
                         <p className="text-xs text-stone-500 mt-0.5">{def.description}</p>
diff --git a/app/src/components/settings/panels/NotificationRoutingPanel.tsx b/app/src/components/settings/panels/NotificationRoutingPanel.tsx
index e1e4d8c04..bb723c29a 100644
--- a/app/src/components/settings/panels/NotificationRoutingPanel.tsx
+++ b/app/src/components/settings/panels/NotificationRoutingPanel.tsx
@@ -1,5 +1,6 @@
 import { useEffect, useState } from 'react';
 
+import { useT } from '../../../lib/i18n/I18nContext';
 import {
   fetchNotificationStats,
   getNotificationSettings,
@@ -18,6 +19,7 @@ const PROVIDERS = ['gmail', 'slack', 'discord', 'whatsapp'];
  * controls will populate here as providers are connected.
  */
 const NotificationRoutingPanel = () => {
+  const { t } = useT();
   const { navigateBack, breadcrumbs } = useSettingsNavigation();
   const providers = PROVIDERS;
   const [stats, setStats] = useState<NotificationStats | null>(null);
@@ -103,7 +105,7 @@ const NotificationRoutingPanel = () => {
   return (
     <div>
       <SettingsHeader
-        title="Notification Routing"
+        title={t('notifications.routingTitle')}
         showBackButton={true}
         onBack={navigateBack}
         breadcrumbs={breadcrumbs}
diff --git a/app/src/components/settings/panels/NotificationsPanel.tsx b/app/src/components/settings/panels/NotificationsPanel.tsx
index 36bd13046..15622ffba 100644
--- a/app/src/components/settings/panels/NotificationsPanel.tsx
+++ b/app/src/components/settings/panels/NotificationsPanel.tsx
@@ -1,5 +1,6 @@
 import { useEffect, useState } from 'react';
 
+import { useT } from '../../../lib/i18n/I18nContext';
 import { getBypassPrefs, setGlobalDnd } from '../../../services/webviewAccountService';
 import { useAppDispatch, useAppSelector } from '../../../store/hooks';
 import { type NotificationCategory, setPreference } from '../../../store/notificationSlice';
@@ -41,6 +42,7 @@ const CATEGORIES: { id: NotificationCategory; title: string; description: string
 ];
 
 const NotificationsPanel = () => {
+  const { t } = useT();
   const { navigateBack, breadcrumbs } = useSettingsNavigation();
   const preferences = useAppSelector(s => s.notifications.preferences);
   const dispatch = useAppDispatch();
@@ -77,7 +79,7 @@ const NotificationsPanel = () => {
   return (
     <div>
       <SettingsHeader
-        title="Notifications"
+        title={t('settings.notifications')}
         showBackButton={true}
         onBack={navigateBack}
         breadcrumbs={breadcrumbs}
@@ -88,14 +90,16 @@ const NotificationsPanel = () => {
           {/* Do Not Disturb */}
           <div>
             <h3 className="text-xs font-semibold uppercase tracking-wider text-stone-400 mb-2 px-1">
-              Do Not Disturb
+              {t('settings.notifications.doNotDisturb')}
             </h3>
             <div className="bg-white rounded-xl border border-stone-200 overflow-hidden">
               <div className="flex items-center justify-between p-4">
                 <div className="flex-1 mr-4">
-                  <p className="text-sm font-medium text-stone-900">Suppress all notifications</p>
+                  <p className="text-sm font-medium text-stone-900">
+                    {t('settings.notifications.suppressAll')}
+                  </p>
                   <p className="text-xs text-stone-500 mt-1 leading-relaxed">
-                    Block all OS notification toasts from embedded apps regardless of focus state.
+                    {t('settings.notifications.suppressAllDesc')}
                   </p>
                 </div>
                 {dndLoading ? (
@@ -111,7 +115,7 @@ const NotificationsPanel = () => {
                     }`}
                     role="switch"
                     aria-checked={dnd}
-                    aria-label="Toggle Do Not Disturb">
+                    aria-label={t('settings.notifications.toggleDnd')}>
                     <span
                       className={`pointer-events-none inline-block h-5 w-5 transform rounded-full bg-white shadow ring-0 transition duration-200 ease-in-out ${
                         dnd ? 'translate-x-5' : 'translate-x-0'
@@ -126,7 +130,7 @@ const NotificationsPanel = () => {
           {/* Categories */}
           <div>
             <h3 className="text-xs font-semibold uppercase tracking-wider text-stone-400 mb-2 px-1">
-              Categories
+              {t('settings.notifications.categories')}
             </h3>
             <div className="bg-white rounded-xl border border-stone-200 overflow-hidden divide-y divide-stone-100">
               {CATEGORIES.map(cat => {
@@ -159,8 +163,7 @@ const NotificationsPanel = () => {
             </div>
 
             <p className="text-xs text-stone-500 leading-relaxed px-1 mt-2">
-              Disabling a category stops new notifications of that type from appearing in the
-              notification center. Existing notifications remain until cleared.
+              {t('settings.notifications.categoryFooter')}
             </p>
           </div>
         </div>
diff --git a/app/src/components/settings/panels/PrivacyPanel.tsx b/app/src/components/settings/panels/PrivacyPanel.tsx
index e18ef9e10..40345e2a9 100644
--- a/app/src/components/settings/panels/PrivacyPanel.tsx
+++ b/app/src/components/settings/panels/PrivacyPanel.tsx
@@ -1,6 +1,7 @@
 import debug from 'debug';
 import { useEffect, useState } from 'react';
 
+import { useT } from '../../../lib/i18n/I18nContext';
 import { useCoreState } from '../../../providers/CoreStateProvider';
 import {
   type Capability,
@@ -17,14 +18,6 @@ interface AnnotatedCapability extends Capability {
   privacy: CapabilityPrivacy;
 }
 
-const KIND_LABEL: Record<PrivacyDataKind, string> = {
-  raw: 'Raw user content',
-  derived: 'Derived signals',
-  credentials: 'Credentials',
-  diagnostics: 'Diagnostics',
-  metadata: 'Metadata',
-};
-
 const KIND_BADGE_CLASS: Record<PrivacyDataKind, string> = {
   raw: 'bg-sage-50 text-sage-700 border-sage-200',
   derived: 'bg-amber-50 text-amber-700 border-amber-200',
@@ -33,11 +26,27 @@ const KIND_BADGE_CLASS: Record<PrivacyDataKind, string> = {
   metadata: 'bg-stone-50 text-stone-600 border-stone-200',
 };
 
+function kindLabel(kind: PrivacyDataKind, t: (key: string) => string): string {
+  switch (kind) {
+    case 'raw':
+      return t('privacy.dataKind.raw');
+    case 'derived':
+      return t('privacy.dataKind.derived');
+    case 'credentials':
+      return t('privacy.dataKind.credentials');
+    case 'diagnostics':
+      return t('privacy.dataKind.diagnostics');
+    case 'metadata':
+      return t('privacy.dataKind.metadata');
+  }
+}
+
 const PrivacyPanel = () => {
   const { navigateBack, breadcrumbs } = useSettingsNavigation();
   const { snapshot, setAnalyticsEnabled, setMeetAutoOrchestratorHandoff } = useCoreState();
   const analyticsEnabled = snapshot.analyticsEnabled;
   const meetAutoHandoff = snapshot.meetAutoOrchestratorHandoff;
+  const { t } = useT();
 
   const [capabilities, setCapabilities] = useState<AnnotatedCapability[]>([]);
   const [loadState, setLoadState] = useState<'loading' | 'ready' | 'error'>('loading');
@@ -86,7 +95,7 @@ const PrivacyPanel = () => {
   return (
     <div data-testid="settings-privacy-panel">
       <SettingsHeader
-        title="Privacy & Security"
+        title={t('privacy.title')}
         showBackButton={true}
         onBack={navigateBack}
         breadcrumbs={breadcrumbs}
@@ -97,21 +106,19 @@ const PrivacyPanel = () => {
           {/* What leaves my computer */}
           <div>
             <h3 className="text-xs font-semibold uppercase tracking-wider text-stone-400 mb-3 px-1">
-              What leaves your computer
+              {t('privacy.whatLeavesComputer')}
             </h3>
             <div className="bg-white rounded-xl border border-stone-200 overflow-hidden">
               {loadState === 'loading' && (
-                <p className="p-4 text-xs text-stone-500">Loading privacy details&hellip;</p>
+                <p className="p-4 text-xs text-stone-500">{t('privacy.loading')}</p>
               )}
               {loadState === 'error' && (
                 <p className="p-4 text-xs text-stone-500" data-testid="privacy-load-error">
-                  Couldn&rsquo;t load the live privacy list. Analytics controls below still work.
+                  {t('privacy.loadError')}
                 </p>
               )}
               {loadState === 'ready' && capabilities.length === 0 && (
-                <p className="p-4 text-xs text-stone-500">
-                  No capabilities currently disclose data movement.
-                </p>
+                <p className="p-4 text-xs text-stone-500">{t('privacy.noCapabilities')}</p>
               )}
               {loadState === 'ready' && capabilities.length > 0 && (
                 <ul className="divide-y divide-stone-100" data-testid="privacy-capability-list">
@@ -125,17 +132,19 @@ const PrivacyPanel = () => {
                           </p>
                           {cap.privacy.destinations.length > 0 && (
                             <p className="text-xs text-stone-400 mt-1">
-                              Sent to: {cap.privacy.destinations.join(', ')}
+                              {t('privacy.sentTo')}: {cap.privacy.destinations.join(', ')}
                             </p>
                           )}
                         </div>
                         <div className="flex flex-col items-end gap-1 shrink-0">
                           <span
                             className={`text-[10px] uppercase tracking-wider px-2 py-0.5 rounded border ${KIND_BADGE_CLASS[cap.privacy.data_kind]}`}>
-                            {KIND_LABEL[cap.privacy.data_kind]}
+                            {kindLabel(cap.privacy.data_kind, t)}
                           </span>
                           <span className="text-[10px] text-stone-500">
-                            {cap.privacy.leaves_device ? 'Leaves device' : 'Stays local'}
+                            {cap.privacy.leaves_device
+                              ? t('privacy.leavesDevice')
+                              : t('privacy.staysLocal')}
                           </span>
                         </div>
                       </div>
@@ -149,16 +158,16 @@ const PrivacyPanel = () => {
           {/* Analytics Section */}
           <div>
             <h3 className="text-xs font-semibold uppercase tracking-wider text-stone-400 mb-3 px-1">
-              Anonymized Analytics
+              {t('privacy.anonymizedAnalytics')}
             </h3>
             <div className="bg-white rounded-xl border border-stone-200 overflow-hidden">
               <div className="flex items-center justify-between p-4">
                 <div className="flex-1 mr-4">
-                  <p className="text-sm font-medium text-stone-900">Share Anonymized Usage Data</p>
+                  <p className="text-sm font-medium text-stone-900">
+                    {t('privacy.shareAnonymizedData')}
+                  </p>
                   <p className="text-xs text-stone-500 mt-1 leading-relaxed">
-                    Help improve OpenHuman by sharing anonymous crash reports and usage analytics.
-                    All data is fully anonymized &mdash; no personal data, messages, wallet keys, or
-                    session information is ever collected.
+                    {t('privacy.shareAnonymizedDataDesc')}
                   </p>
                 </div>
                 <button
@@ -182,18 +191,16 @@ const PrivacyPanel = () => {
           {/* Meeting Follow-ups Section (#1299) */}
           <div>
             <h3 className="text-xs font-semibold uppercase tracking-wider text-stone-400 mb-3 px-1">
-              Meeting follow-ups
+              {t('privacy.meetingFollowUps')}
             </h3>
             <div className="bg-white rounded-xl border border-stone-200 overflow-hidden">
               <div className="flex items-center justify-between p-4">
                 <div className="flex-1 mr-4">
                   <p className="text-sm font-medium text-stone-900">
-                    Auto-handoff Google Meet transcripts to the orchestrator
+                    {t('privacy.autoHandoffMeet')}
                   </p>
                   <p className="text-xs text-stone-500 mt-1 leading-relaxed">
-                    When a Google Meet call ends, OpenHuman&rsquo;s orchestrator can read the
-                    transcript and may take actions like drafting messages, scheduling follow-ups,
-                    or posting summaries to your connected Slack workspace. Off by default.
+                    {t('privacy.autoHandoffMeetDesc')}
                   </p>
                 </div>
                 <button
@@ -230,6 +237,7 @@ const PrivacyPanel = () => {
               </svg>
               <div>
                 <p className="text-xs text-stone-500 leading-relaxed">
+                  {t('privacy.analyticsDisclaimer')}
                   All analytics and bug reports are fully anonymized. When enabled, we collect crash
                   information and device type (via Sentry), plus anonymous usage analytics such as
                   page views and feature engagement (via Google Analytics). We never access your
diff --git a/app/src/components/settings/panels/RecoveryPhrasePanel.tsx b/app/src/components/settings/panels/RecoveryPhrasePanel.tsx
index fd137e86a..86aae3fda 100644
--- a/app/src/components/settings/panels/RecoveryPhrasePanel.tsx
+++ b/app/src/components/settings/panels/RecoveryPhrasePanel.tsx
@@ -1,6 +1,7 @@
 import { type KeyboardEvent, useCallback, useEffect, useMemo, useRef, useState } from 'react';
 
 import { persistLocalWalletFromMnemonic } from '../../../features/wallet/setupLocalWalletFromMnemonic';
+import { useT } from '../../../lib/i18n/I18nContext';
 import { useCoreState } from '../../../providers/CoreStateProvider';
 import {
   generateMnemonicPhrase,
@@ -15,6 +16,7 @@ const BIP39_IMPORT_LENGTHS = [12, 15, 18, 21, 24] as const;
 const IMPORT_SLOTS_INITIAL = MNEMONIC_GENERATE_WORD_COUNT;
 
 const RecoveryPhrasePanel = () => {
+  const { t } = useT();
   const { navigateBack, breadcrumbs } = useSettingsNavigation();
   const { snapshot, setEncryptionKey } = useCoreState();
   const user = snapshot.currentUser;
@@ -63,7 +65,6 @@ const RecoveryPhrasePanel = () => {
     setError(null);
   }, []);
 
-  // Navigate back after success
   useEffect(() => {
     if (success) {
       const timer = setTimeout(() => {
@@ -146,13 +147,13 @@ const RecoveryPhrasePanel = () => {
     setImportValid(isValid);
 
     if (!isValid) {
-      setError('Invalid recovery phrase. Please check your words and try again.');
+      setError(t('mnemonic.invalidPhrase'));
       return false;
     }
 
     setError(null);
     return true;
-  }, [importWords]);
+  }, [importWords, t]);
 
   const handleSave = async () => {
     setError(null);
@@ -176,7 +177,7 @@ const RecoveryPhrasePanel = () => {
       }
 
       if (!user?._id) {
-        setError('User not loaded. Please sign in again or refresh the page.');
+        setError(t('mnemonic.userNotLoaded'));
         return;
       }
       await persistLocalWalletFromMnemonic({
@@ -186,7 +187,7 @@ const RecoveryPhrasePanel = () => {
       });
       setSuccess(true);
     } catch (e) {
-      setError(e instanceof Error ? e.message : 'Something went wrong. Please try again.');
+      setError(e instanceof Error ? e.message : t('mnemonic.somethingWentWrong'));
     } finally {
       setLoading(false);
     }
@@ -201,7 +202,7 @@ const RecoveryPhrasePanel = () => {
   return (
     <div>
       <SettingsHeader
-        title="Recovery Phrase"
+        title={t('mnemonic.title')}
         showBackButton
         onBack={navigateBack}
         breadcrumbs={breadcrumbs}
@@ -221,10 +222,8 @@ const RecoveryPhrasePanel = () => {
                   <path strokeLinecap="round" strokeLinejoin="round" d="M5 13l4 4L19 7" />
                 </svg>
               </div>
-              <p className="text-sm font-medium text-sage-500">Recovery phrase saved</p>
-              <p className="text-xs text-stone-500">
-                Multi-chain wallet identities are ready. Returning to settings...
-              </p>
+              <p className="text-sm font-medium text-sage-500">{t('mnemonic.phraseSaved')}</p>
+              <p className="text-xs text-stone-500">{t('mnemonic.walletReady')}</p>
             </div>
           ) : (
             <>
@@ -232,9 +231,8 @@ const RecoveryPhrasePanel = () => {
                 <>
                   <div className="mb-4 space-y-3">
                     <p className="text-sm text-stone-600 leading-relaxed">
-                      Write down these {MNEMONIC_GENERATE_WORD_COUNT} words in order and store them
-                      somewhere safe. This phrase secures your local encryption key and your EVM,
-                      BTC, Solana, and Tron wallet identities.
+                      {t('mnemonic.writeDownWords')} {MNEMONIC_GENERATE_WORD_COUNT}{' '}
+                      {t('mnemonic.wordsInOrder')}
                     </p>
                     <div className="flex items-start gap-2.5 p-3 rounded-xl bg-amber-50 border border-amber-200/70">
                       <svg
@@ -250,8 +248,7 @@ const RecoveryPhrasePanel = () => {
                         />
                       </svg>
                       <p className="text-xs text-amber-800 leading-relaxed">
-                        This phrase can never be recovered if lost and should stay fully local to
-                        your device.
+                        {t('mnemonic.cannotRecover')}
                       </p>
                     </div>
                   </div>
@@ -284,7 +281,7 @@ const RecoveryPhrasePanel = () => {
                           strokeWidth={2}>
                           <path strokeLinecap="round" strokeLinejoin="round" d="M5 13l4 4L19 7" />
                         </svg>
-                        <span className="text-sage-400">Copied to Clipboard</span>
+                        <span className="text-sage-400">{t('common.copied')}</span>
                       </>
                     ) : (
                       <>
@@ -300,7 +297,7 @@ const RecoveryPhrasePanel = () => {
                             d="M8 16H6a2 2 0 01-2-2V6a2 2 0 012-2h8a2 2 0 012 2v2m-6 12h8a2 2 0 002-2v-8a2 2 0 00-2-2h-8a2 2 0 00-2 2v8a2 2 0 002 2z"
                           />
                         </svg>
-                        <span>Copy to Clipboard</span>
+                        <span>{t('mnemonic.copyToClipboard')}</span>
                       </>
                     )}
                   </button>
@@ -308,7 +305,7 @@ const RecoveryPhrasePanel = () => {
                   <button
                     onClick={() => switchMode('import')}
                     className="w-full text-center text-sm text-primary-400 hover:text-primary-600 transition-colors mb-3">
-                    I already have a recovery phrase
+                    {t('mnemonic.alreadyHavePhrase')}
                   </button>
 
                   <label className="flex items-start gap-3 cursor-pointer mb-4">
@@ -318,23 +315,19 @@ const RecoveryPhrasePanel = () => {
                       onChange={e => setConfirmed(e.target.checked)}
                       className="mt-0.5 w-4 h-4 rounded border-stone-500 text-primary-500 focus:ring-primary-500"
                     />
-                    <span className="text-sm text-stone-700">
-                      I saved this phrase and consent to using it for local wallet setup
-                    </span>
+                    <span className="text-sm text-stone-700">{t('mnemonic.consentSaved')}</span>
                   </label>
                 </>
               ) : (
                 <>
                   <div className="mb-4">
                     <p className="text-sm text-stone-600 leading-relaxed">
-                      Enter your recovery phrase below to restore your local wallet identities, or
-                      paste the full phrase into any field (12 words for new backups; 24-word
-                      phrases from older versions still work).
+                      {t('mnemonic.enterPhraseToRestore')}
                     </p>
                   </div>
 
                   <div className="flex items-center gap-2 mb-3">
-                    <span className="text-xs text-stone-500">Words:</span>
+                    <span className="text-xs text-stone-500">{t('mnemonic.words')}:</span>
                     {BIP39_IMPORT_LENGTHS.map(len => (
                       <button
                         key={len}
@@ -391,14 +384,14 @@ const RecoveryPhrasePanel = () => {
                         strokeWidth={2}>
                         <path strokeLinecap="round" strokeLinejoin="round" d="M5 13l4 4L19 7" />
                       </svg>
-                      <span>Valid recovery phrase</span>
+                      <span>{t('mnemonic.validPhrase')}</span>
                     </div>
                   )}
 
                   <button
                     onClick={() => switchMode('generate')}
                     className="w-full text-center text-sm text-primary-400 hover:text-primary-600 transition-colors mb-3">
-                    Generate a new recovery phrase instead
+                    {t('mnemonic.generateNewPhrase')}
                   </button>
                 </>
               )}
@@ -445,10 +438,10 @@ const RecoveryPhrasePanel = () => {
                         d="M4 12a8 8 0 018-8V0C5.373 0 0 5.373 0 12h4z"
                       />
                     </svg>
-                    <span>Securing Your Data...</span>
+                    <span>{t('mnemonic.securingData')}</span>
                   </>
                 ) : (
-                  'Save Recovery Phrase'
+                  t('mnemonic.saveRecoveryPhrase')
                 )}
               </button>
             </>
diff --git a/app/src/components/settings/panels/ScreenAwarenessDebugPanel.tsx b/app/src/components/settings/panels/ScreenAwarenessDebugPanel.tsx
index b41012064..12668c8bb 100644
--- a/app/src/components/settings/panels/ScreenAwarenessDebugPanel.tsx
+++ b/app/src/components/settings/panels/ScreenAwarenessDebugPanel.tsx
@@ -2,6 +2,7 @@ import { type ComponentProps, useRef, useState } from 'react';
 
 import ScreenIntelligenceDebugPanel from '../../../components/intelligence/ScreenIntelligenceDebugPanel';
 import { useScreenIntelligenceState } from '../../../features/screen-intelligence/useScreenIntelligenceState';
+import { useT } from '../../../lib/i18n/I18nContext';
 import { isTauri, openhumanUpdateScreenIntelligenceSettings } from '../../../utils/tauriCommands';
 import SettingsHeader from '../components/SettingsHeader';
 import { useSettingsNavigation } from '../hooks/useSettingsNavigation';
@@ -28,6 +29,7 @@ const DebugSection = ({
 };
 
 const ScreenAwarenessDebugPanel = () => {
+  const { t } = useT();
   const { navigateBack, breadcrumbs } = useSettingsNavigation();
   const {
     status,
@@ -99,7 +101,7 @@ const ScreenAwarenessDebugPanel = () => {
   return (
     <div className="z-10 relative">
       <SettingsHeader
-        title="Screen Awareness Debug"
+        title={t('screenAwareness.debugTitle')}
         showBackButton={true}
         onBack={navigateBack}
         breadcrumbs={breadcrumbs}
diff --git a/app/src/components/settings/panels/ScreenIntelligencePanel.tsx b/app/src/components/settings/panels/ScreenIntelligencePanel.tsx
index 97da0f69e..5a6025fb9 100644
--- a/app/src/components/settings/panels/ScreenIntelligencePanel.tsx
+++ b/app/src/components/settings/panels/ScreenIntelligencePanel.tsx
@@ -1,6 +1,7 @@
 import { useEffect, useMemo, useRef, useState } from 'react';
 
 import { useScreenIntelligenceState } from '../../../features/screen-intelligence/useScreenIntelligenceState';
+import { useT } from '../../../lib/i18n/I18nContext';
 import { isTauri, openhumanUpdateScreenIntelligenceSettings } from '../../../utils/tauriCommands';
 import SettingsHeader from '../components/SettingsHeader';
 import { useSettingsNavigation } from '../hooks/useSettingsNavigation';
@@ -20,6 +21,7 @@ const formatRemaining = (remainingMs: number | null): string => {
 };
 
 const ScreenIntelligencePanel = () => {
+  const { t } = useT();
   const { navigateBack, breadcrumbs } = useSettingsNavigation();
   const {
     status,
@@ -109,7 +111,7 @@ const ScreenIntelligencePanel = () => {
   return (
     <div className="z-10 relative">
       <SettingsHeader
-        title="Screen Awareness"
+        title={t('settings.features.screenAwareness')}
         showBackButton={true}
         onBack={navigateBack}
         breadcrumbs={breadcrumbs}
@@ -134,10 +136,12 @@ const ScreenIntelligencePanel = () => {
         )}
 
         <section className="space-y-3">
-          <h3 className="text-sm font-semibold text-stone-900">Screen Awareness</h3>
+          <h3 className="text-sm font-semibold text-stone-900">
+            {t('settings.features.screenAwareness')}
+          </h3>
 
           <label className="flex items-center justify-between rounded-xl border border-stone-200 bg-stone-50 px-3 py-2">
-            <span className="text-sm text-stone-700">Enabled</span>
+            <span className="text-sm text-stone-700">{t('common.enabled')}</span>
             <input
               type="checkbox"
               checked={enabled}
@@ -146,7 +150,7 @@ const ScreenIntelligencePanel = () => {
           </label>
 
           <label className="flex items-center justify-between rounded-xl border border-stone-200 bg-stone-50 px-3 py-2">
-            <span className="text-sm text-stone-700">Mode</span>
+            <span className="text-sm text-stone-700">{t('settings.screenAwareness.mode')}</span>
             <select
               value={policyMode}
               onChange={event =>
@@ -157,13 +161,17 @@ const ScreenIntelligencePanel = () => {
                 )
               }
               className="rounded border border-stone-200 bg-white px-2 py-1 text-xs text-stone-700">
-              <option value="all_except_blacklist">All Except Blacklist</option>
-              <option value="whitelist_only">Whitelist Only</option>
+              <option value="all_except_blacklist">
+                {t('settings.screenAwareness.allExceptBlacklist')}
+              </option>
+              <option value="whitelist_only">{t('settings.screenAwareness.whitelistOnly')}</option>
             </select>
           </label>
 
           <label className="flex items-center justify-between rounded-xl border border-stone-200 bg-stone-50 px-3 py-2">
-            <span className="text-sm text-stone-700">Screen Monitoring</span>
+            <span className="text-sm text-stone-700">
+              {t('settings.screenAwareness.screenMonitoring')}
+            </span>
             <input
               type="checkbox"
               checked={screenMonitoring}
@@ -181,16 +189,25 @@ const ScreenIntelligencePanel = () => {
             onClick={() => void saveConfig()}
             disabled={isSavingConfig}
             className="rounded-lg border border-primary-400 bg-primary-50 px-3 py-2 text-sm text-primary-700 disabled:opacity-50">
-            {isSavingConfig ? 'Saving…' : 'Save Settings'}
+            {isSavingConfig ? 'Saving…' : t('settings.screenAwareness.saveSettings')}
           </button>
           {configError && <div className="text-xs text-red-600">{configError}</div>}
         </section>
 
         <section className="space-y-3">
-          <h3 className="text-sm font-semibold text-stone-900">Session</h3>
+          <h3 className="text-sm font-semibold text-stone-900">
+            {t('settings.screenAwareness.session')}
+          </h3>
           <div className="text-sm text-stone-600 space-y-1">
-            <div>Status: {status?.session.active ? 'Active' : 'Stopped'}</div>
-            <div>Remaining: {remaining}</div>
+            <div>
+              {t('settings.screenAwareness.status')}:{' '}
+              {status?.session.active
+                ? t('settings.screenAwareness.active')
+                : t('settings.screenAwareness.stopped')}
+            </div>
+            <div>
+              {t('settings.screenAwareness.remaining')}: {remaining}
+            </div>
           </div>
 
           <div className="flex gap-2">
@@ -205,29 +222,28 @@ const ScreenIntelligencePanel = () => {
               }
               disabled={startDisabled}
               className="rounded-lg border border-green-400 bg-green-50 px-3 py-2 text-sm text-green-700 disabled:opacity-50">
-              {isStartingSession ? 'Starting…' : 'Start Session'}
+              {isStartingSession ? 'Starting…' : t('settings.screenAwareness.startSession')}
             </button>
             <button
               type="button"
               onClick={() => void stopSession('manual_stop')}
               disabled={stopDisabled}
               className="rounded-lg border border-red-400 bg-red-50 px-3 py-2 text-sm text-red-700 disabled:opacity-50">
-              {isStoppingSession ? 'Stopping…' : 'Stop Session'}
+              {isStoppingSession ? 'Stopping…' : t('settings.screenAwareness.stopSession')}
             </button>
             <button
               type="button"
               onClick={() => void flushVision()}
               disabled={isFlushingVision || !status?.session.active}
               className="rounded-lg border border-primary-400 bg-primary-50 px-3 py-2 text-sm text-primary-700 disabled:opacity-50">
-              {isFlushingVision ? 'Analyzing…' : 'Analyze Now'}
+              {isFlushingVision ? 'Analyzing…' : t('settings.screenAwareness.analyzeNow')}
             </button>
           </div>
         </section>
 
         {status !== null && !status.platform_supported && (
           <div className="rounded-xl border border-amber-300 bg-amber-50 p-3 text-sm text-amber-700">
-            Screen Awareness desktop capture and permission controls are currently supported on
-            macOS only.
+            {t('settings.screenAwareness.macosOnly')}
           </div>
         )}
 
@@ -236,17 +252,6 @@ const ScreenIntelligencePanel = () => {
             {lastError}
           </div>
         )}
-
-        {/* Screen Awareness Debug entry hidden alongside Developer Options entries. */}
-        {/* <button
-          type="button"
-          onClick={() => navigateToSettings('screen-awareness-debug')}
-          className="flex items-center gap-1.5 text-xs text-stone-400 hover:text-stone-600 transition-colors">
-          Advanced settings
-          <svg className="w-3 h-3" fill="none" stroke="currentColor" viewBox="0 0 24 24">
-            <path strokeLinecap="round" strokeLinejoin="round" strokeWidth={2} d="M9 5l7 7-7 7" />
-          </svg>
-        </button> */}
       </div>
     </div>
   );
diff --git a/app/src/components/settings/panels/TeamInvitesPanel.tsx b/app/src/components/settings/panels/TeamInvitesPanel.tsx
index 59a3587f5..109c080c1 100644
--- a/app/src/components/settings/panels/TeamInvitesPanel.tsx
+++ b/app/src/components/settings/panels/TeamInvitesPanel.tsx
@@ -1,12 +1,14 @@
 import { useEffect, useState } from 'react';
 import { useLocation, useParams } from 'react-router-dom';
 
+import { useT } from '../../../lib/i18n/I18nContext';
 import { useCoreState } from '../../../providers/CoreStateProvider';
 import { teamApi } from '../../../services/api/teamApi';
 import SettingsHeader from '../components/SettingsHeader';
 import { useSettingsNavigation } from '../hooks/useSettingsNavigation';
 
 const TeamInvitesPanel = () => {
+  const { t } = useT();
   const { teamId } = useParams<{ teamId: string }>();
   const location = useLocation();
   const { navigateBack, breadcrumbs } = useSettingsNavigation();
@@ -103,7 +105,7 @@ const TeamInvitesPanel = () => {
   return (
     <div>
       <SettingsHeader
-        title="Invites"
+        title={t('invites.title')}
         showBackButton={true}
         onBack={navigateBack}
         breadcrumbs={breadcrumbs}
diff --git a/app/src/components/settings/panels/TeamManagementPanel.tsx b/app/src/components/settings/panels/TeamManagementPanel.tsx
index 0a8de91fe..eb18aa04a 100644
--- a/app/src/components/settings/panels/TeamManagementPanel.tsx
+++ b/app/src/components/settings/panels/TeamManagementPanel.tsx
@@ -1,12 +1,14 @@
 import { useEffect, useRef, useState } from 'react';
 import { useParams } from 'react-router-dom';
 
+import { useT } from '../../../lib/i18n/I18nContext';
 import { useCoreState } from '../../../providers/CoreStateProvider';
 import { teamApi } from '../../../services/api/teamApi';
 import SettingsHeader from '../components/SettingsHeader';
 import { useSettingsNavigation } from '../hooks/useSettingsNavigation';
 
 const TeamManagementPanel = () => {
+  const { t } = useT();
   const { teamId } = useParams<{ teamId: string }>();
   const { navigateBack, navigateToSettings, breadcrumbs } = useSettingsNavigation();
   const { teams, refreshTeams } = useCoreState();
@@ -90,13 +92,13 @@ const TeamManagementPanel = () => {
     return (
       <div className="">
         <SettingsHeader
-          title="Team Management"
+          title={t('team.management')}
           showBackButton={true}
           onBack={navigateBack}
           breadcrumbs={breadcrumbs}
         />
         <div className="flex-1 flex items-center justify-center">
-          <p className="text-sm text-stone-500">Team not found</p>
+          <p className="text-sm text-stone-500">{t('team.notFound')}</p>
         </div>
       </div>
     );
@@ -106,13 +108,13 @@ const TeamManagementPanel = () => {
     return (
       <div className="">
         <SettingsHeader
-          title="Team Management"
+          title={t('team.management')}
           showBackButton={true}
           onBack={navigateBack}
           breadcrumbs={breadcrumbs}
         />
         <div className="flex-1 flex items-center justify-center">
-          <p className="text-sm text-stone-500">Access denied</p>
+          <p className="text-sm text-stone-500">{t('team.accessDenied')}</p>
         </div>
       </div>
     );
diff --git a/app/src/components/settings/panels/TeamMembersPanel.tsx b/app/src/components/settings/panels/TeamMembersPanel.tsx
index d36bf54af..b30b589ec 100644
--- a/app/src/components/settings/panels/TeamMembersPanel.tsx
+++ b/app/src/components/settings/panels/TeamMembersPanel.tsx
@@ -1,6 +1,7 @@
 import { useEffect, useState } from 'react';
 import { useLocation, useParams } from 'react-router-dom';
 
+import { useT } from '../../../lib/i18n/I18nContext';
 import { useCoreState } from '../../../providers/CoreStateProvider';
 import { teamApi } from '../../../services/api/teamApi';
 import type { TeamMember, TeamRole } from '../../../types/team';
@@ -10,6 +11,7 @@ import { useSettingsNavigation } from '../hooks/useSettingsNavigation';
 const ROLES: TeamRole[] = ['ADMIN', 'BILLING_MANAGER', 'MEMBER'];
 
 const TeamMembersPanel = () => {
+  const { t } = useT();
   const { teamId } = useParams<{ teamId: string }>();
   const location = useLocation();
   const { navigateBack, breadcrumbs } = useSettingsNavigation();
@@ -115,7 +117,7 @@ const TeamMembersPanel = () => {
   return (
     <div>
       <SettingsHeader
-        title="Members"
+        title={t('team.members')}
         showBackButton={true}
         onBack={navigateBack}
         breadcrumbs={breadcrumbs}
diff --git a/app/src/components/settings/panels/TeamPanel.tsx b/app/src/components/settings/panels/TeamPanel.tsx
index 2e0b0a9d2..49978e3ca 100644
--- a/app/src/components/settings/panels/TeamPanel.tsx
+++ b/app/src/components/settings/panels/TeamPanel.tsx
@@ -1,5 +1,6 @@
 import { useCallback, useEffect, useState } from 'react';
 
+import { useT } from '../../../lib/i18n/I18nContext';
 import { useCoreState } from '../../../providers/CoreStateProvider';
 import { teamApi } from '../../../services/api/teamApi';
 import type { TeamWithRole } from '../../../types/team';
@@ -7,6 +8,7 @@ import SettingsHeader from '../components/SettingsHeader';
 import { useSettingsNavigation } from '../hooks/useSettingsNavigation';
 
 const TeamPanel = () => {
+  const { t } = useT();
   const { navigateBack, navigateToTeamManagement, breadcrumbs } = useSettingsNavigation();
   const { snapshot, teams, refresh, refreshTeams } = useCoreState();
   const user = snapshot.currentUser;
@@ -20,7 +22,6 @@ const TeamPanel = () => {
   const [isLeaving, setIsLeaving] = useState<string | null>(null);
   const [error, setError] = useState<string | null>(null);
 
-  // Confirmation modal state for leaving team
   const [teamToLeave, setTeamToLeave] = useState<TeamWithRole | null>(null);
 
   const activeTeamId = user?.activeTeamId;
@@ -51,7 +52,7 @@ const TeamPanel = () => {
       setError(
         err && typeof err === 'object' && 'error' in err
           ? String(err.error)
-          : 'Failed to create team'
+          : t('team.failedToCreate')
       );
     } finally {
       setIsCreating(false);
@@ -71,7 +72,7 @@ const TeamPanel = () => {
       setError(
         err && typeof err === 'object' && 'error' in err
           ? String(err.error)
-          : 'Invalid or expired invite code'
+          : t('team.invalidInviteCode')
       );
     } finally {
       setIsJoining(false);
@@ -89,7 +90,7 @@ const TeamPanel = () => {
       setError(
         err && typeof err === 'object' && 'error' in err
           ? String(err.error)
-          : 'Failed to switch team'
+          : t('team.failedToSwitch')
       );
     } finally {
       setIsSwitching(null);
@@ -97,7 +98,6 @@ const TeamPanel = () => {
   };
 
   const handleLeaveTeam = (teamEntry: TeamWithRole) => {
-    // Show confirmation modal for leaving teams
     setTeamToLeave(teamEntry);
   };
 
@@ -115,7 +115,7 @@ const TeamPanel = () => {
       setError(
         err && typeof err === 'object' && 'error' in err
           ? String(err.error)
-          : 'Failed to leave team'
+          : t('team.failedToLeave')
       );
     } finally {
       setIsLeaving(null);
@@ -123,19 +123,16 @@ const TeamPanel = () => {
   };
 
   const roleBadge = (role: string, teamCreatedBy?: string) => {
-    // Normalize role to uppercase for consistent comparison
     const normalizedRole = role.toUpperCase();
-
-    // Show "Owner" if this is the team creator and admin
     const isOwner = normalizedRole === 'ADMIN' && teamCreatedBy === user?._id;
 
     const roleLabel = isOwner
-      ? 'Owner'
+      ? t('team.role.owner')
       : normalizedRole === 'ADMIN'
-        ? 'Admin'
+        ? t('team.role.admin')
         : normalizedRole === 'BILLING_MANAGER'
-          ? 'Billing Manager'
-          : 'Member';
+          ? t('team.role.billingManager')
+          : t('team.role.member');
 
     const colors: Record<string, string> = {
       ADMIN: 'bg-primary-500/20 text-primary-400 border-primary-500/30',
@@ -180,7 +177,6 @@ const TeamPanel = () => {
             : 'border-stone-200 bg-white hover:bg-stone-50'
         }`}>
         <div className="flex items-center gap-3 min-w-0 flex-1">
-          {/* Team avatar */}
           <div className="w-9 h-9 rounded-lg bg-stone-100 flex items-center justify-center flex-shrink-0">
             <span className="text-sm font-semibold text-stone-600">
               {team.name.charAt(0).toUpperCase()}
@@ -193,11 +189,13 @@ const TeamPanel = () => {
               {planBadge(team.subscription.plan)}
               {isActive && (
                 <span className="px-1.5 py-0.5 text-[10px] font-medium rounded-full bg-sage-500/20 text-sage-400 border border-sage-500/30">
-                  Active
+                  {t('team.active')}
                 </span>
               )}
             </div>
-            {team.isPersonal && <p className="text-xs text-stone-400 mt-0.5">Personal team</p>}
+            {team.isPersonal && (
+              <p className="text-xs text-stone-400 mt-0.5">{t('team.personalTeam')}</p>
+            )}
           </div>
         </div>
 
@@ -206,7 +204,7 @@ const TeamPanel = () => {
             <button
               onClick={() => navigateToTeamManagement(team._id)}
               className="px-2.5 py-1 text-xs font-medium rounded-lg bg-primary-50 hover:bg-primary-100 text-primary-600 transition-colors">
-              Manage Team
+              {t('team.manageTeam')}
             </button>
           )}
           {!isActive && (
@@ -214,7 +212,7 @@ const TeamPanel = () => {
               onClick={() => handleSwitchTeam(team._id)}
               disabled={isSwitching === team._id}
               className="px-2.5 py-1 text-xs font-medium rounded-lg bg-stone-100 hover:bg-stone-200 text-stone-600 transition-colors disabled:opacity-50">
-              {isSwitching === team._id ? 'Switching...' : 'Switch'}
+              {isSwitching === team._id ? t('team.switching') : t('team.switch')}
             </button>
           )}
           {canLeave && (
@@ -222,7 +220,7 @@ const TeamPanel = () => {
               onClick={() => handleLeaveTeam(entry)}
               disabled={isLeaving === team._id}
               className="px-2.5 py-1 text-xs font-medium rounded-lg text-amber-700 hover:bg-amber-50 transition-colors disabled:opacity-50">
-              {isLeaving === team._id ? 'Leaving...' : 'Leave'}
+              {isLeaving === team._id ? t('team.leaving') : t('team.leave')}
             </button>
           )}
         </div>
@@ -233,7 +231,7 @@ const TeamPanel = () => {
   return (
     <div>
       <SettingsHeader
-        title="Team"
+        title={t('settings.account.team')}
         showBackButton={true}
         onBack={navigateBack}
         breadcrumbs={breadcrumbs}
@@ -241,14 +239,12 @@ const TeamPanel = () => {
 
       <div>
         <div className="p-4 space-y-4">
-          {/* Error banner */}
           {error && (
             <div className="rounded-xl bg-coral-500/10 border border-coral-500/20 p-3">
               <p className="text-xs text-coral-400">{error}</p>
             </div>
           )}
 
-          {/* Loading */}
           {isLoading && teams.length === 0 && (
             <div className="flex items-center justify-center py-8">
               <svg className="w-5 h-5 text-stone-500 animate-spin" fill="none" viewBox="0 0 24 24">
@@ -269,11 +265,10 @@ const TeamPanel = () => {
             </div>
           )}
 
-          {/* Teams List - Primary Content */}
           {teams.length > 0 && (
             <div className="space-y-3">
               <h3 className="text-xs font-medium text-stone-500 uppercase tracking-wider px-1">
-                Your Teams ({teams.length})
+                {t('team.yourTeams')} ({teams.length})
               </h3>
               <div className="space-y-2">
                 {teams.map(entry => (
@@ -283,12 +278,10 @@ const TeamPanel = () => {
             </div>
           )}
 
-          {/* Team Actions - Secondary Content */}
           <div className="space-y-4 border-t border-stone-200 pt-4">
-            {/* Create team */}
             <div className="space-y-2">
               <h3 className="text-xs font-medium text-stone-500 uppercase tracking-wider px-1">
-                Create New Team
+                {t('team.createNewTeam')}
               </h3>
               <div className="flex gap-2">
                 <input
@@ -296,22 +289,21 @@ const TeamPanel = () => {
                   value={newTeamName}
                   onChange={e => setNewTeamName(e.target.value)}
                   onKeyDown={e => e.key === 'Enter' && handleCreateTeam()}
-                  placeholder="Team name"
+                  placeholder={t('team.teamName')}
                   className="flex-1 px-3 py-2 text-sm bg-white border border-stone-200 rounded-xl text-stone-900 placeholder-stone-400 focus:outline-none focus:border-primary-500/50"
                 />
                 <button
                   onClick={handleCreateTeam}
                   disabled={isCreating || !newTeamName.trim()}
                   className="px-4 py-2 text-xs font-medium rounded-xl bg-primary-500 hover:bg-primary-600 text-white transition-colors disabled:opacity-50 disabled:cursor-not-allowed">
-                  {isCreating ? 'Creating...' : 'Create'}
+                  {isCreating ? t('team.creating') : t('common.create')}
                 </button>
               </div>
             </div>
 
-            {/* Join team */}
             <div className="space-y-2">
               <h3 className="text-xs font-medium text-stone-500 uppercase tracking-wider px-1">
-                Join Existing Team
+                {t('team.joinExistingTeam')}
               </h3>
               <div className="flex gap-2">
                 <input
@@ -319,24 +311,23 @@ const TeamPanel = () => {
                   value={joinCode}
                   onChange={e => setJoinCode(e.target.value)}
                   onKeyDown={e => e.key === 'Enter' && handleJoinTeam()}
-                  placeholder="Invite code"
+                  placeholder={t('team.inviteCode')}
                   className="flex-1 px-3 py-2 text-sm bg-white border border-stone-200 rounded-xl text-stone-900 placeholder-stone-400 focus:outline-none focus:border-primary-500/50 font-mono"
                 />
                 <button
                   onClick={handleJoinTeam}
                   disabled={isJoining || !joinCode.trim()}
                   className="px-4 py-2 text-xs font-medium rounded-xl bg-stone-100 hover:bg-stone-200 text-stone-600 transition-colors disabled:opacity-50 disabled:cursor-not-allowed">
-                  {isJoining ? 'Joining...' : 'Join'}
+                  {isJoining ? t('team.joining') : t('team.join')}
                 </button>
               </div>
             </div>
           </div>
 
-          {/* Leave Team Confirmation Modal */}
           {teamToLeave && (
             <div className="fixed inset-0 bg-stone-900/50 flex items-center justify-center z-50 p-4">
               <div className="bg-white rounded-2xl p-6 w-full max-w-md border border-stone-200">
-                <h3 className="text-sm font-semibold text-stone-900 mb-4">Leave Team</h3>
+                <h3 className="text-sm font-semibold text-stone-900 mb-4">{t('team.leaveTeam')}</h3>
 
                 {error && (
                   <div className="rounded-xl bg-coral-500/10 border border-coral-500/20 p-3 mb-4">
@@ -347,13 +338,10 @@ const TeamPanel = () => {
                 <div className="space-y-4">
                   <div className="text-sm text-stone-500">
                     <p>
-                      Are you sure you want to leave{' '}
+                      {t('team.confirmLeave')}{' '}
                       <strong className="text-stone-900">{teamToLeave.team.name}</strong>?
                     </p>
-                    <p className="mt-2 text-amber-400">
-                      You will lose access to the team and all team resources. You'll need a new
-                      invite to rejoin.
-                    </p>
+                    <p className="mt-2 text-amber-400">{t('team.leaveWarning')}</p>
                   </div>
 
                   <div className="flex gap-2 pt-2">
@@ -361,13 +349,13 @@ const TeamPanel = () => {
                       onClick={() => setTeamToLeave(null)}
                       disabled={isLeaving === teamToLeave.team._id}
                       className="flex-1 px-4 py-2 text-sm font-medium rounded-xl bg-stone-100 hover:bg-stone-200 text-stone-600 transition-colors disabled:opacity-50">
-                      Cancel
+                      {t('common.cancel')}
                     </button>
                     <button
                       onClick={confirmLeaveTeam}
                       disabled={isLeaving === teamToLeave.team._id}
                       className="flex-1 px-4 py-2 text-sm font-medium rounded-xl bg-amber-500 hover:bg-amber-600 text-white transition-colors disabled:opacity-50">
-                      {isLeaving === teamToLeave.team._id ? 'Leaving...' : 'Leave Team'}
+                      {isLeaving === teamToLeave.team._id ? t('team.leaving') : t('team.leaveTeam')}
                     </button>
                   </div>
                 </div>
diff --git a/app/src/components/settings/panels/ToolsPanel.tsx b/app/src/components/settings/panels/ToolsPanel.tsx
index 98291d8dd..a0099eb51 100644
--- a/app/src/components/settings/panels/ToolsPanel.tsx
+++ b/app/src/components/settings/panels/ToolsPanel.tsx
@@ -1,5 +1,6 @@
 import { useEffect, useRef, useState } from 'react';
 
+import { useT } from '../../../lib/i18n/I18nContext';
 import { useCoreState } from '../../../providers/CoreStateProvider';
 import {
   CATEGORY_DESCRIPTIONS,
@@ -12,6 +13,7 @@ import SettingsHeader from '../components/SettingsHeader';
 import { useSettingsNavigation } from '../hooks/useSettingsNavigation';
 
 const ToolsPanel = () => {
+  const { t } = useT();
   const { navigateBack, breadcrumbs } = useSettingsNavigation();
   const { snapshot, setOnboardingTasks } = useCoreState();
   const toolsByCategory = getToolsByCategory();
@@ -81,16 +83,14 @@ const ToolsPanel = () => {
   return (
     <div>
       <SettingsHeader
-        title="Tools"
+        title={t('settings.features.tools')}
         showBackButton
         onBack={navigateBack}
         breadcrumbs={breadcrumbs}
       />
 
       <div className="p-4 space-y-4">
-        <p className="text-stone-500 text-sm">
-          Choose which capabilities OpenHuman can use on your behalf.
-        </p>
+        <p className="text-stone-500 text-sm">{t('settings.tools.chooseCapabilities')}</p>
 
         <div className="max-h-[420px] overflow-y-auto pr-1 space-y-4">
           {TOOL_CATEGORIES.map(category => {
@@ -141,16 +141,16 @@ const ToolsPanel = () => {
             onClick={handleSave}
             disabled={saving}
             className="mt-4 w-full py-2 rounded-xl bg-primary-600 text-white text-sm font-medium hover:bg-primary-500 transition-colors disabled:opacity-50">
-            {saving ? 'Saving...' : 'Save Changes'}
+            {saving ? 'Saving...' : t('settings.tools.saveChanges')}
           </button>
         )}
         {saveStatus === 'saved' && (
-          <p className="text-xs text-center text-green-600 mt-1">Preferences saved</p>
+          <p className="text-xs text-center text-green-600 mt-1">
+            {t('settings.tools.preferencesSaved')}
+          </p>
         )}
         {saveStatus === 'error' && (
-          <p className="text-xs text-center text-red-500 mt-1">
-            Failed to save preferences. Try again.
-          </p>
+          <p className="text-xs text-center text-red-500 mt-1">{t('settings.tools.saveFailed')}</p>
         )}
       </div>
     </div>
diff --git a/app/src/components/settings/panels/VoiceDebugPanel.tsx b/app/src/components/settings/panels/VoiceDebugPanel.tsx
index fe083ae0b..510b23026 100644
--- a/app/src/components/settings/panels/VoiceDebugPanel.tsx
+++ b/app/src/components/settings/panels/VoiceDebugPanel.tsx
@@ -1,5 +1,6 @@
 import { useEffect, useRef, useState } from 'react';
 
+import { useT } from '../../../lib/i18n/I18nContext';
 import {
   openhumanGetVoiceServerSettings,
   openhumanUpdateVoiceServerSettings,
@@ -13,6 +14,7 @@ import SettingsHeader from '../components/SettingsHeader';
 import { useSettingsNavigation } from '../hooks/useSettingsNavigation';
 
 const VoiceDebugPanel = () => {
+  const { t } = useT();
   const { navigateBack, breadcrumbs } = useSettingsNavigation();
   const [settings, setSettings] = useState<VoiceServerSettings | null>(null);
   const [savedSettings, setSavedSettings] = useState<VoiceServerSettings | null>(null);
@@ -113,7 +115,7 @@ const VoiceDebugPanel = () => {
   return (
     <div>
       <SettingsHeader
-        title="Voice Debug"
+        title={t('voice.debugTitle')}
         showBackButton={true}
         onBack={navigateBack}
         breadcrumbs={breadcrumbs}
diff --git a/app/src/components/settings/panels/VoicePanel.tsx b/app/src/components/settings/panels/VoicePanel.tsx
index 45cf60e9d..2e6dc2662 100644
--- a/app/src/components/settings/panels/VoicePanel.tsx
+++ b/app/src/components/settings/panels/VoicePanel.tsx
@@ -2,6 +2,7 @@ import { useEffect, useRef, useState } from 'react';
 import { useDispatch, useSelector } from 'react-redux';
 
 import { synthesizeSpeech } from '../../../features/human/voice/ttsClient';
+import { useT } from '../../../lib/i18n/I18nContext';
 import {
   installPiper,
   installWhisper,
@@ -47,6 +48,7 @@ const PIPER_VOICE_PRESETS: ReadonlyArray<{ id: string; label: string }> = [
 ];
 
 const VoicePanel = () => {
+  const { t } = useT();
   const { navigateBack, navigateToSettings, breadcrumbs } = useSettingsNavigation();
   const dispatch = useDispatch();
   // Issue #1762 — user-selected ElevenLabs voice id for the mascot's
@@ -228,9 +230,9 @@ const VoicePanel = () => {
           activation_mode: settings.activation_mode,
           skip_cleanup: settings.skip_cleanup,
         });
-        setNotice('Voice server restarted with the new settings.');
+        setNotice(t('voice.serverRestarted'));
       } else {
-        setNotice('Voice settings saved.');
+        setNotice(t('voice.settingsSaved'));
       }
 
       await loadData(true);
@@ -263,7 +265,7 @@ const VoicePanel = () => {
         activation_mode: settings.activation_mode,
         skip_cleanup: settings.skip_cleanup,
       });
-      setNotice('Voice server started.');
+      setNotice(t('voice.serverStarted'));
       await loadData(true);
     } catch (err) {
       const message = err instanceof Error ? err.message : 'Failed to start voice server';
@@ -279,7 +281,7 @@ const VoicePanel = () => {
     setNotice(null);
     try {
       await openhumanVoiceServerStop();
-      setNotice('Voice server stopped.');
+      setNotice(t('voice.serverStopped'));
       await loadData(true);
     } catch (err) {
       const message = err instanceof Error ? err.message : 'Failed to stop voice server';
@@ -493,7 +495,7 @@ const VoicePanel = () => {
   return (
     <div>
       <SettingsHeader
-        title="Voice"
+        title={t('voice.title')}
         showBackButton={true}
         onBack={navigateBack}
         breadcrumbs={breadcrumbs}
@@ -833,16 +835,14 @@ const VoicePanel = () => {
         <section className={`space-y-3 ${disabled ? 'opacity-60' : ''}`}>
           <div className="bg-stone-50 rounded-lg border border-stone-200 p-4 space-y-4">
             <div>
-              <h3 className="text-sm font-semibold text-stone-900">Voice Settings</h3>
-              <p className="text-xs text-stone-500 mt-1">
-                Hold the hotkey to dictate and insert text into the active field.
-              </p>
+              <h3 className="text-sm font-semibold text-stone-900">{t('voice.settings')}</h3>
+              <p className="text-xs text-stone-500 mt-1">{t('voice.settingsDesc')}</p>
             </div>
 
             {!disabled && settings && (
               <>
                 <label className="block space-y-1">
-                  <span className="text-xs font-medium text-stone-600">Hotkey</span>
+                  <span className="text-xs font-medium text-stone-600">{t('voice.hotkey')}</span>
                   <input
                     value={settings.hotkey}
                     onChange={e => updateSetting('hotkey', e.target.value)}
@@ -853,26 +853,30 @@ const VoicePanel = () => {
 
                 <div className="grid grid-cols-1 sm:grid-cols-2 gap-4">
                   <label className="block space-y-1">
-                    <span className="text-xs font-medium text-stone-600">Activation Mode</span>
+                    <span className="text-xs font-medium text-stone-600">
+                      {t('voice.activationMode')}
+                    </span>
                     <select
                       value={settings.activation_mode}
                       onChange={e =>
                         updateSetting('activation_mode', e.target.value as 'tap' | 'push')
                       }
                       className="w-full rounded-md border border-stone-200 bg-white px-3 py-2 text-sm text-stone-900 focus:outline-none focus:ring-1 focus:ring-primary-400">
-                      <option value="push">Push to talk</option>
-                      <option value="tap">Tap to toggle</option>
+                      <option value="push">{t('voice.pushToTalk')}</option>
+                      <option value="tap">{t('voice.tapToToggle')}</option>
                     </select>
                   </label>
 
                   <label className="block space-y-1">
-                    <span className="text-xs font-medium text-stone-600">Writing Style</span>
+                    <span className="text-xs font-medium text-stone-600">
+                      {t('voice.writingStyle')}
+                    </span>
                     <select
                       value={settings.skip_cleanup ? 'verbatim' : 'natural'}
                       onChange={e => updateSetting('skip_cleanup', e.target.value === 'verbatim')}
                       className="w-full rounded-md border border-stone-200 bg-white px-3 py-2 text-sm text-stone-900 focus:outline-none focus:ring-1 focus:ring-primary-400">
-                      <option value="verbatim">Verbatim transcription</option>
-                      <option value="natural">Natural cleanup</option>
+                      <option value="verbatim">{t('voice.verbatimTranscription')}</option>
+                      <option value="natural">{t('voice.naturalCleanup')}</option>
                     </select>
                   </label>
                 </div>
@@ -884,15 +888,15 @@ const VoicePanel = () => {
                     onChange={e => updateSetting('auto_start', e.target.checked)}
                     className="h-4 w-4 rounded border-stone-300 text-primary-600 focus:ring-primary-500"
                   />
-                  Start voice server automatically with the core
+                  {t('voice.autoStart')}
                 </label>
 
                 <div className="space-y-2">
                   <div>
-                    <span className="text-xs font-medium text-stone-600">Custom Dictionary</span>
-                    <p className="text-[11px] text-stone-400">
-                      Add names, technical terms, and domain words to improve recognition accuracy.
-                    </p>
+                    <span className="text-xs font-medium text-stone-600">
+                      {t('voice.customDictionary')}
+                    </span>
+                    <p className="text-[11px] text-stone-400">{t('voice.customDictionaryDesc')}</p>
                   </div>
                   <div className="flex gap-2">
                     <input
@@ -911,7 +915,7 @@ const VoicePanel = () => {
                           setNewDictWord('');
                         }
                       }}
-                      placeholder="Add a word..."
+                      placeholder={t('voice.addWord')}
                       className="flex-1 rounded-md border border-stone-200 bg-white px-3 py-1.5 text-sm text-stone-900 placeholder:text-stone-400 focus:outline-none focus:ring-1 focus:ring-primary-400"
                     />
                     <button
@@ -925,7 +929,7 @@ const VoicePanel = () => {
                       }}
                       disabled={!newDictWord.trim()}
                       className="px-3 py-1.5 text-xs rounded-md bg-primary-600 hover:bg-primary-700 disabled:opacity-60 text-white">
-                      Add
+                      {t('common.add')}
                     </button>
                   </div>
                   {settings.custom_dictionary.length > 0 && (
@@ -978,21 +982,21 @@ const VoicePanel = () => {
                 onClick={() => void saveSettings(true)}
                 disabled={disabled || isSaving || !hasUnsavedChanges}
                 className="px-3 py-1.5 text-xs rounded-md bg-primary-600 hover:bg-primary-700 disabled:opacity-60 text-white">
-                {isSaving ? 'Saving…' : 'Save Voice Settings'}
+                {isSaving ? t('common.loading') : t('voice.saveVoiceSettings')}
               </button>
               <button
                 type="button"
                 onClick={() => void startServer()}
                 disabled={disabled || isStarting}
                 className="px-3 py-1.5 text-xs rounded-md bg-emerald-600 hover:bg-emerald-700 disabled:opacity-60 text-white">
-                {isStarting ? 'Starting…' : 'Start Voice Server'}
+                {isStarting ? t('common.loading') : t('voice.startVoiceServer')}
               </button>
               <button
                 type="button"
                 onClick={() => void stopServer()}
                 disabled={!isRunning || isStopping}
                 className="px-3 py-1.5 text-xs rounded-md border border-stone-300 hover:border-stone-400 disabled:opacity-60 text-stone-700">
-                {isStopping ? 'Stopping…' : 'Stop Voice Server'}
+                {isStopping ? t('common.loading') : t('voice.stopVoiceServer')}
               </button>
             </div>
           </div>
@@ -1002,7 +1006,7 @@ const VoicePanel = () => {
           type="button"
           onClick={() => navigateToSettings('voice-debug')}
           className="flex items-center gap-1.5 text-xs text-stone-400 hover:text-stone-600 transition-colors">
-          Advanced settings
+          {t('settings.advanced')}
           <svg className="w-3 h-3" fill="none" stroke="currentColor" viewBox="0 0 24 24">
             <path strokeLinecap="round" strokeLinejoin="round" strokeWidth={2} d="M9 5l7 7-7 7" />
           </svg>
diff --git a/app/src/components/settings/panels/WebhooksDebugPanel.tsx b/app/src/components/settings/panels/WebhooksDebugPanel.tsx
index 7b0f38f42..855234592 100644
--- a/app/src/components/settings/panels/WebhooksDebugPanel.tsx
+++ b/app/src/components/settings/panels/WebhooksDebugPanel.tsx
@@ -1,6 +1,7 @@
 import { useCallback, useEffect, useMemo, useState } from 'react';
 
 import { useBackendUrl } from '../../../hooks/useBackendUrl';
+import { useT } from '../../../lib/i18n/I18nContext';
 import { tunnelsApi } from '../../../services/api/tunnelsApi';
 import { getCoreHttpBaseUrl } from '../../../services/coreRpcClient';
 import {
@@ -39,6 +40,7 @@ function prettyJson(value: unknown): string {
 }
 
 const WebhooksDebugPanel = () => {
+  const { t } = useT();
   const { navigateBack, breadcrumbs } = useSettingsNavigation();
   const backendUrl = useBackendUrl();
   const [registrations, setRegistrations] = useState<WebhookDebugRegistration[]>([]);
@@ -140,7 +142,7 @@ const WebhooksDebugPanel = () => {
   return (
     <div>
       <SettingsHeader
-        title="Webhooks Debug"
+        title={t('webhooks.debugTitle')}
         showBackButton={true}
         onBack={navigateBack}
         breadcrumbs={breadcrumbs}
diff --git a/app/src/components/settings/panels/__tests__/AutocompletePanel.test.tsx b/app/src/components/settings/panels/__tests__/AutocompletePanel.test.tsx
index 0bbc987d7..e25579799 100644
--- a/app/src/components/settings/panels/__tests__/AutocompletePanel.test.tsx
+++ b/app/src/components/settings/panels/__tests__/AutocompletePanel.test.tsx
@@ -129,7 +129,7 @@ describe('AutocompletePanel (simplified)', () => {
 
     // Verify runtime status section shows
     await waitFor(() => {
-      expect(screen.getByText('Running: no')).toBeInTheDocument();
+      expect(screen.getByText('Running: No')).toBeInTheDocument();
     });
 
     // Change style preset and save
@@ -155,7 +155,7 @@ describe('AutocompletePanel (simplified)', () => {
 
     // Wait for status to load
     await waitFor(() => {
-      expect(screen.getByText('Running: no')).toBeInTheDocument();
+      expect(screen.getByText('Running: No')).toBeInTheDocument();
     });
 
     // Start
@@ -188,7 +188,7 @@ describe('AutocompletePanel (simplified)', () => {
 
     // Wait for config to load
     await waitFor(() => {
-      expect(screen.getByText('Running: no')).toBeInTheDocument();
+      expect(screen.getByText('Running: No')).toBeInTheDocument();
     });
 
     // Toggle enabled off and save
diff --git a/app/src/components/settings/panels/__tests__/MascotPanel.test.tsx b/app/src/components/settings/panels/__tests__/MascotPanel.test.tsx
index b4fa88975..f9351597e 100644
--- a/app/src/components/settings/panels/__tests__/MascotPanel.test.tsx
+++ b/app/src/components/settings/panels/__tests__/MascotPanel.test.tsx
@@ -74,7 +74,7 @@ describe('MascotPanel', () => {
 
   it('invokes navigateBack from the header back button', () => {
     renderPanel();
-    fireEvent.click(screen.getByLabelText('Go back'));
+    fireEvent.click(screen.getByLabelText('Back'));
     expect(mockNavigateBack).toHaveBeenCalledTimes(1);
   });
 });
diff --git a/app/src/features/human/HumanPage.tsx b/app/src/features/human/HumanPage.tsx
index 49f947556..079897e70 100644
--- a/app/src/features/human/HumanPage.tsx
+++ b/app/src/features/human/HumanPage.tsx
@@ -1,5 +1,6 @@
 import { useEffect, useState } from 'react';
 
+import { useT } from '../../lib/i18n/I18nContext';
 import Conversations from '../../pages/Conversations';
 import { useAppSelector } from '../../store/hooks';
 import { selectMascotColor } from '../../store/mascotSlice';
@@ -9,6 +10,7 @@ import { useHumanMascot } from './useHumanMascot';
 const SPEAK_REPLIES_KEY = 'human.speakReplies';
 
 const HumanPage = () => {
+  const { t } = useT();
   const [speakReplies, setSpeakReplies] = useState<boolean>(() => {
     const raw = window.localStorage.getItem(SPEAK_REPLIES_KEY);
     return raw === null ? true : raw === '1';
@@ -47,7 +49,7 @@ const HumanPage = () => {
           onChange={e => setSpeakReplies(e.target.checked)}
           className="cursor-pointer"
         />
-        Speak replies
+        {t('voice.pushToTalk')}
       </label>
 
       {/* Chat sidebar — vertically centered above the BottomTabBar (~80px). */}
diff --git a/app/src/features/human/MicComposer.tsx b/app/src/features/human/MicComposer.tsx
index 71fa26fad..b1cad20e8 100644
--- a/app/src/features/human/MicComposer.tsx
+++ b/app/src/features/human/MicComposer.tsx
@@ -1,6 +1,7 @@
 import debug from 'debug';
 import { useEffect, useRef, useState } from 'react';
 
+import { useT } from '../../lib/i18n/I18nContext';
 import { transcribeWithFactory } from './voice/sttClient';
 import { encodeBlobToWav } from './voice/wavEncoder';
 
@@ -66,6 +67,7 @@ export function MicComposer({
   language = 'en',
   showDeviceSelector = false,
 }: MicComposerProps) {
+  const { t } = useT();
   const [state, setState] = useState<RecordingState>('idle');
   const [devices, setDevices] = useState<AudioInputDevice[]>([]);
   const [selectedDeviceId, setSelectedDeviceId] = useState<string>('');
@@ -223,7 +225,7 @@ export function MicComposer({
   async function startRecording() {
     if (state !== 'idle' || disabled || startInFlightRef.current) return;
     if (typeof navigator === 'undefined' || !navigator.mediaDevices?.getUserMedia) {
-      onError?.('Microphone access is not available in this runtime.');
+      onError?.(t('mic.unavailable'));
       return;
     }
     startInFlightRef.current = true;
@@ -261,7 +263,7 @@ export function MicComposer({
       composerLog('getUserMedia rejected: %s', msg);
       if (err instanceof DOMException) {
         if (err.name === 'NotAllowedError' || err.name === 'SecurityError') {
-          onError?.(`Microphone permission denied: ${msg}`);
+          onError?.(`${t('mic.permissionDenied')}: ${msg}`);
         } else if (err.name === 'NotFoundError' || err.name === 'OverconstrainedError') {
           onError?.('Selected microphone is unavailable — try a different device.');
         } else if (err.name === 'NotReadableError') {
@@ -296,7 +298,7 @@ export function MicComposer({
       stream.getTracks().forEach(t => t.stop());
       startInFlightRef.current = false;
       const msg = err instanceof Error ? err.message : String(err);
-      onError?.(`Failed to start recorder: ${msg}`);
+      onError?.(`${t('mic.failedToStartRecorder')}: ${msg}`);
       return;
     }
 
@@ -327,7 +329,7 @@ export function MicComposer({
       // resets `state`, leaving the UI stuck on "Transcribing…". Recover here.
       composerLog('recorder.stop threw: %s', err);
       const msg = err instanceof Error ? err.message : String(err);
-      onError?.(`Failed to stop recording: ${msg}`);
+      onError?.(t('mic.failedToStopRecording').replace('{message}', msg));
       stopStream();
       recorderRef.current = null;
       setState('idle');
@@ -356,14 +358,14 @@ export function MicComposer({
 
     if (blob.size === 0) {
       setState('idle');
-      onError?.('No audio captured. Try holding the mic a little longer.');
+      onError?.(t('mic.noAudioCaptured'));
       return;
     }
 
     try {
       const transcript = await transcribeWithFallback(blob);
       if (!transcript) {
-        onError?.('No speech detected. Try again.');
+        onError?.(t('mic.noSpeechDetected'));
         setState('idle');
         return;
       }
@@ -371,7 +373,7 @@ export function MicComposer({
     } catch (err) {
       const msg = err instanceof Error ? err.message : String(err);
       composerLog('transcribe failed: %s', msg);
-      onError?.(`Voice transcription failed: ${msg}`);
+      onError?.(t('mic.transcriptionFailed').replace('{message}', msg));
     } finally {
       setState('idle');
     }
@@ -421,12 +423,12 @@ export function MicComposer({
   const buttonDisabled = disabled || isBusy;
 
   const label = isBusy
-    ? 'Transcribing…'
+    ? t('mic.transcribing')
     : isRecording
-      ? 'Tap to send'
+      ? t('mic.tapToSend')
       : disabled
-        ? 'Waiting for the agent…'
-        : 'Tap and speak';
+        ? t('mic.waitingForAgent')
+        : t('mic.tapAndSpeak');
 
   return (
     <div className="flex flex-col items-center gap-2">
@@ -447,7 +449,7 @@ export function MicComposer({
       <div className="flex items-center justify-center gap-3">
         <button
           type="button"
-          aria-label={isRecording ? 'Stop recording and send' : 'Start recording'}
+          aria-label={isRecording ? t('mic.stopRecording') : t('mic.startRecording')}
           onClick={() => (isRecording ? stopRecording() : void startRecording())}
           disabled={buttonDisabled}
           className={`relative w-14 h-14 flex items-center justify-center rounded-full text-white shadow-soft transition-colors disabled:opacity-40 disabled:cursor-not-allowed ${
diff --git a/app/src/features/privacy/WhatLeavesMyComputerSheet.tsx b/app/src/features/privacy/WhatLeavesMyComputerSheet.tsx
index 030b1279d..bd70a7153 100644
--- a/app/src/features/privacy/WhatLeavesMyComputerSheet.tsx
+++ b/app/src/features/privacy/WhatLeavesMyComputerSheet.tsx
@@ -2,6 +2,7 @@ import { useEffect, useRef } from 'react';
 import { createPortal } from 'react-dom';
 
 import Button from '../../components/ui/Button';
+import { useT } from '../../lib/i18n/I18nContext';
 import { WHAT_LEAVES_HEADLINE, WHAT_LEAVES_ITEMS, WHAT_LEAVES_SUBHEAD } from './whatLeavesItems';
 
 export interface WhatLeavesMyComputerSheetProps {
@@ -10,6 +11,7 @@ export interface WhatLeavesMyComputerSheetProps {
 }
 
 const WhatLeavesMyComputerSheet = ({ open, onClose }: WhatLeavesMyComputerSheetProps) => {
+  const { t } = useT();
   const dialogRef = useRef<HTMLDivElement>(null);
 
   useEffect(() => {
@@ -30,7 +32,7 @@ const WhatLeavesMyComputerSheet = ({ open, onClose }: WhatLeavesMyComputerSheetP
       role="presentation">
       <button
         type="button"
-        aria-label="Close"
+        aria-label={t('common.close')}
         onClick={onClose}
         className="absolute inset-0 bg-neutral-900/40 backdrop-blur-sm cursor-default"
       />
@@ -62,11 +64,9 @@ const WhatLeavesMyComputerSheet = ({ open, onClose }: WhatLeavesMyComputerSheetP
         </ul>
 
         <div className="flex items-center justify-between gap-3">
-          <p className="text-xs text-neutral-500">
-            Full controls live in Settings → Privacy & Security.
-          </p>
+          <p className="text-xs text-neutral-500">{t('privacy.description')}</p>
           <Button variant="primary" size="md" onClick={onClose}>
-            Got it
+            {t('common.ok')}
           </Button>
         </div>
       </div>
diff --git a/app/src/lib/i18n/I18nContext.tsx b/app/src/lib/i18n/I18nContext.tsx
new file mode 100644
index 000000000..399644e71
--- /dev/null
+++ b/app/src/lib/i18n/I18nContext.tsx
@@ -0,0 +1,61 @@
+import { createContext, type ReactNode, useCallback, useContext, useMemo } from 'react';
+
+import { useAppSelector } from '../../store/hooks';
+import en from './en';
+import type { Locale } from './types';
+import zhCN from './zh-CN';
+
+interface I18nContextValue {
+  t: (key: string) => string;
+  locale: Locale;
+}
+
+const translations: Record<Locale, Record<string, string>> = { en, 'zh-CN': zhCN };
+
+// Resolve the effective English map at call time. `en` may be wrapped in
+// `{ default: { ... } }` by CJS/ESM interop in test runners, or tree-shaken
+// to an empty object. We check at each call to handle lazy module resolution.
+function resolveEn(): Record<string, string> {
+  const raw: Record<string, unknown> = en as unknown as Record<string, unknown>;
+  // CJS interop: `import en from './en'` → `{ default: { key: value } }`
+  const unwrapped =
+    raw != null && typeof raw === 'object' && 'default' in raw && typeof raw.default === 'object'
+      ? (raw.default as Record<string, string>)
+      : (raw as unknown as Record<string, string>);
+  // If `en` resolved to more keys than `translations.en` (which might be
+  // the same reference), prefer the richer one.
+  if (Object.keys(unwrapped).length > 0) return unwrapped;
+  if (Object.keys(translations.en).length > 0) return translations.en;
+  return {};
+}
+
+const I18nContext = createContext<I18nContextValue>({
+  t: (key: string) => {
+    const map = resolveEn();
+    return map[key] ?? key;
+  },
+  locale: 'en',
+});
+
+export function I18nProvider({ children }: { children: ReactNode }) {
+  const locale = useAppSelector(state => state.locale.current);
+
+  const t = useCallback(
+    (key: string): string => {
+      const map = translations[locale] ?? resolveEn();
+      return map[key] ?? resolveEn()[key] ?? key;
+    },
+    // eslint-disable-next-line react-hooks/exhaustive-deps
+    [locale]
+  );
+
+  const value = useMemo(() => ({ t, locale }), [t, locale]);
+
+  return <I18nContext.Provider value={value}>{children}</I18nContext.Provider>;
+}
+
+export function useT(): I18nContextValue {
+  return useContext(I18nContext);
+}
+
+export { type Locale } from './types';
diff --git a/app/src/lib/i18n/en.ts b/app/src/lib/i18n/en.ts
new file mode 100644
index 000000000..3dc37df71
--- /dev/null
+++ b/app/src/lib/i18n/en.ts
@@ -0,0 +1,1074 @@
+import type { TranslationMap } from './types';
+
+const en: TranslationMap = {
+  // Navigation
+  'nav.home': 'Home',
+  'nav.human': 'Human',
+  'nav.chat': 'Chat',
+  'nav.connections': 'Connections',
+  'nav.memory': 'Memory',
+  'nav.alerts': 'Alerts',
+  'nav.rewards': 'Rewards',
+  'nav.settings': 'Settings',
+
+  // Common
+  'common.cancel': 'Cancel',
+  'common.save': 'Save',
+  'common.confirm': 'Confirm',
+  'common.delete': 'Delete',
+  'common.edit': 'Edit',
+  'common.create': 'Create',
+  'common.search': 'Search',
+  'common.loading': 'loading…',
+  'common.error': 'Error',
+  'common.success': 'Success',
+  'common.back': 'Back',
+  'common.next': 'Next',
+  'common.finish': 'Finish',
+  'common.close': 'Close',
+  'common.enabled': 'Enabled',
+  'common.disabled': 'Disabled',
+  'common.on': 'On',
+  'common.off': 'Off',
+  'common.yes': 'Yes',
+  'common.no': 'No',
+  'common.ok': 'Got it',
+  'common.retry': 'Retry',
+  'common.copy': 'Copy',
+  'common.copied': 'Copied!',
+  'common.learnMore': 'Learn more',
+  'common.seeAll': 'View',
+  'common.dismiss': 'Dismiss',
+  'common.clear': 'Clear',
+  'common.reset': 'Reset',
+  'common.refresh': 'Refresh',
+  'common.export': 'Export',
+  'common.import': 'Import',
+  'common.upload': 'Upload',
+  'common.download': 'Download',
+  'common.add': 'Add',
+  'common.remove': 'Remove',
+  'common.showMore': 'Show more',
+  'common.showLess': 'Show less',
+  'common.submit': 'Submit',
+  'common.continue': 'Continue',
+
+  // Settings Home
+  'settings.general': 'General',
+  'settings.featuresAndAI': 'Features & AI',
+  'settings.billingAndRewards': 'Billing & Rewards',
+  'settings.support': 'Support',
+  'settings.advanced': 'Advanced',
+  'settings.dangerZone': 'Danger Zone',
+  'settings.account': 'Account',
+  'settings.accountDesc': 'Recovery phrase, team, connections, and privacy',
+  'settings.notifications': 'Notifications',
+  'settings.notificationsDesc': 'Do Not Disturb and per-account notification controls',
+  'settings.features': 'Features',
+  'settings.featuresDesc': 'Screen awareness, messaging, and tools',
+  'settings.aiModels': 'AI & Models',
+  'settings.aiModelsDesc': 'Local AI model setup, downloads, and LLM provider',
+  'settings.ai': 'AI',
+  'settings.aiDesc': 'Cloud providers, local Ollama models, and per-workload routing',
+  'settings.billingUsage': 'Billing & Usage',
+  'settings.billingUsageDesc': 'Subscription plan, credits, and payment methods',
+  'settings.rewards': 'Rewards',
+  'settings.rewardsDesc': 'Referrals, coupons, and earned credits',
+  'settings.restartTour': 'Restart Tour',
+  'settings.restartTourDesc': 'Replay the product walkthrough from the beginning',
+  'settings.about': 'About',
+  'settings.aboutDesc': 'App version and software updates',
+  'settings.developerOptions': 'Developer Options',
+  'settings.developerOptionsDesc': 'Diagnostics, debug panels, webhooks, and memory inspection',
+  'settings.clearAppData': 'Clear App Data',
+  'settings.clearAppDataDesc': 'Sign out and permanently clear all local app data',
+  'settings.logOut': 'Log out',
+  'settings.logOutDesc': 'Sign out of your account',
+  'settings.language': 'Language',
+  'settings.languageDesc': 'Display language for the app interface',
+
+  // Settings: Account
+  'settings.account.recoveryPhrase': 'Recovery Phrase',
+  'settings.account.recoveryPhraseDesc': 'View and back up your account recovery phrase',
+  'settings.account.team': 'Team',
+  'settings.account.teamDesc': 'Manage team members and permissions',
+  'settings.account.connections': 'Connections',
+  'settings.account.connectionsDesc': 'Manage linked accounts and services',
+  'settings.account.privacy': 'Privacy',
+  'settings.account.privacyDesc': 'Control what data leaves your computer',
+
+  // Settings: Notifications
+  'settings.notifications.doNotDisturb': 'Do Not Disturb',
+  'settings.notifications.doNotDisturbDesc': 'Pause all notifications for a set period',
+  'settings.notifications.channelControls': 'Per-Channel Controls',
+  'settings.notifications.channelControlsDesc':
+    'Configure notification preferences for each channel',
+
+  // Settings: Features
+  'settings.features.screenAwareness': 'Screen Awareness',
+  'settings.features.screenAwarenessDesc': 'Let the assistant see your active window',
+  'settings.features.messaging': 'Messaging',
+  'settings.features.messagingDesc': 'Channel and messaging integration settings',
+  'settings.features.tools': 'Tools',
+  'settings.features.toolsDesc': 'Manage connected tools and integrations',
+
+  // Settings: AI & Models
+  'settings.ai.localSetup': 'Local AI Setup',
+  'settings.ai.localSetupDesc': 'Download and configure local AI models',
+  'settings.ai.llmProvider': 'LLM Provider',
+  'settings.ai.llmProviderDesc': 'Choose and configure your AI provider',
+
+  // Clear App Data modal
+  'clearData.title': 'Clear App Data',
+  'clearData.warning': 'This will sign you out and permanently delete local app data including:',
+  'clearData.bulletSettings': 'App settings and conversations',
+  'clearData.bulletCache': 'All local integration cache data',
+  'clearData.bulletWorkspace': 'Workspace data',
+  'clearData.bulletOther': 'All other local data',
+  'clearData.irreversible': 'This action cannot be undone.',
+  'clearData.clearing': 'Clearing App Data...',
+  'clearData.failed': 'Failed to clear data and logout. Please try again.',
+  'clearData.failedLogout': 'Failed to log out. Please try again.',
+  'clearData.failedPersist': 'Failed to clear persisted app state. Please try again.',
+
+  // Welcome page
+  'welcome.title': 'Welcome to OpenHuman',
+  'welcome.subtitle': 'Your AI assistant for communities',
+  'welcome.connectPrompt': 'Configure RPC URL (Advanced)',
+  'welcome.urlPlaceholder': 'http://localhost:8089',
+  'welcome.invalidUrl': 'Please enter a valid HTTP or HTTPS URL',
+  'welcome.connecting': 'Testing',
+  'welcome.connect': 'Test',
+
+  // Home page
+  'home.greeting': 'Good morning',
+  'home.greetingAfternoon': 'Good afternoon',
+  'home.greetingEvening': 'Good evening',
+  'home.askAssistant': 'Ask your assistant anything...',
+  'home.statusOk':
+    'Your device is connected. Keep the app running to keep the connection alive. Message your agent with the button below.',
+  'home.statusBackendOnly': 'Reconnecting to backend… your agent will be available again shortly.',
+  'home.statusCoreUnreachable':
+    "Local core sidecar isn't responding. The OpenHuman background process may have crashed or failed to start.",
+  'home.statusInternetOffline':
+    'Your device is offline right now. Check your network or restart the app to reconnect.',
+  'home.restartCore': 'Restart Core',
+  'home.restartingCore': 'Restarting core…',
+
+  // Chat / Conversations
+  'chat.newThread': 'New thread',
+  'chat.typeMessage': 'Type a message...',
+  'chat.send': 'Send message',
+  'chat.thinking': 'Thinking...',
+  'chat.noMessages': 'No messages yet',
+  'chat.startConversation': 'Start a conversation',
+  'chat.regenerate': 'Regenerate',
+  'chat.copyResponse': 'Copy response',
+  'chat.citations': 'Citations',
+  'chat.toolUsed': 'Tool used',
+
+  // Skills / Connections
+  'scope.legacy': 'Legacy',
+  'scope.user': 'User',
+  'scope.project': 'Project',
+  'skills.title': 'Connections',
+  'skills.search': 'Search connections...',
+  'skills.noResults': 'No connections found',
+  'skills.connect': 'Connect',
+  'skills.disconnect': 'Disconnect',
+  'skills.configure': 'Manage',
+  'skills.connected': 'Connected',
+  'skills.available': 'Available',
+  'skills.addAccount': 'Add Account',
+  'skills.channels': 'Channels',
+  'skills.integrations': 'Integrations',
+
+  // Intelligence / Memory
+  'memory.title': 'Memory',
+  'memory.search': 'Search memories...',
+  'memory.noResults': 'No memories found',
+  'memory.empty': 'No memories yet. Memories are created automatically as you interact.',
+  'memory.tab.memory': 'Memory',
+  'memory.tab.subconscious': 'Subconscious',
+  'memory.tab.dreams': 'Dreams',
+  'memory.tab.calls': 'Calls',
+  'memory.tab.settings': 'Settings',
+  'memory.analyzeNow': 'Analyze Now',
+
+  // Notifications / Alerts
+  'alerts.title': 'Alerts',
+  'alerts.empty': 'No alerts yet',
+  'alerts.markAllRead': 'Mark all as read',
+  'alerts.unread': 'unread',
+
+  // Rewards
+  'rewards.title': 'Rewards',
+  'rewards.referrals': 'Referrals',
+  'rewards.coupons': 'Redeem',
+  'rewards.credits': 'Credits',
+  'rewards.referralCode': 'Your referral code',
+  'rewards.copyCode': 'Copy code',
+  'rewards.share': 'Share',
+
+  // Onboarding
+  'onboarding.welcome': "Hi. I'm OpenHuman.",
+  'onboarding.welcomeDesc':
+    'Your super-intelligent AI assistant that runs on your computer. Private, simple, and extremely powerful.',
+  'onboarding.context': 'Context Gathering',
+  'onboarding.contextDesc': 'Connect the tools and services you use every day.',
+  'onboarding.localAI': 'Local AI',
+  'onboarding.localAIDesc': 'Set up a local AI model that runs on your machine.',
+  'onboarding.chatProvider': 'Chat Provider',
+  'onboarding.chatProviderDesc': 'Choose how you want to interact with your assistant.',
+  'onboarding.referral': 'Referral',
+  'onboarding.referralDesc': 'Apply a referral code if you have one.',
+  'onboarding.finish': 'Finish Setup',
+  'onboarding.finishDesc': "You're all set! Start using OpenHuman.",
+  'onboarding.skip': 'Skip',
+  'onboarding.getStarted': 'Get Started',
+
+  // Accounts
+  'accounts.addAccount': 'Add Account',
+  'accounts.manageAccounts': 'Manage Accounts',
+  'accounts.noAccounts': 'No accounts connected',
+  'accounts.connectAccount': 'Connect an account to get started',
+  'accounts.agent': 'Agent',
+  'accounts.respondQueue': 'Respond Queue',
+  'accounts.disconnect': 'Disconnect',
+  'accounts.disconnectConfirm': 'Are you sure you want to disconnect this account?',
+  'accounts.searchAccounts': 'Search accounts...',
+
+  // Channels
+  'channels.title': 'Channels',
+  'channels.configure': 'Configure Channel',
+  'channels.setup': 'Setup',
+  'channels.noChannels': 'No channels configured',
+  'channels.addChannel': 'Add Channel',
+  'channels.status.connected': 'Connected',
+  'channels.status.disconnected': 'Disconnected',
+  'channels.status.error': 'Error',
+  'channels.status.configuring': 'Configuring',
+  'channels.defaultMessaging': 'Default Messaging Channel',
+
+  // Webhooks
+  'webhooks.title': 'Webhooks',
+  'webhooks.create': 'Create Webhook',
+  'webhooks.noWebhooks': 'No webhooks configured',
+  'webhooks.url': 'URL',
+  'webhooks.secret': 'Secret',
+  'webhooks.events': 'Events',
+  'webhooks.archiveDirectory': 'Archive Directory',
+  'webhooks.todayFile': "Today's File",
+
+  // Invites
+  'invites.title': 'Invites',
+  'invites.create': 'Create Invite',
+  'invites.noInvites': 'No pending invites',
+  'invites.code': 'Invite Code',
+  'invites.copyLink': 'Copy Link',
+
+  // Developer Options
+  'devOptions.title': 'Developer Options',
+  'devOptions.diagnostics': 'Diagnostics',
+  'devOptions.diagnosticsDesc': 'System health, logs, and performance metrics',
+  'devOptions.debugPanels': 'Debug Panels',
+  'devOptions.debugPanelsDesc': 'Feature flags, state inspection, and debugging tools',
+  'devOptions.webhooks': 'Webhooks',
+  'devOptions.webhooksDesc': 'Configure and test webhook integrations',
+  'devOptions.memoryInspection': 'Memory Inspection',
+  'devOptions.memoryInspectionDesc': 'Browse, query, and manage memory entries',
+
+  // Voice / Dictation
+  'voice.pushToTalk': 'Push to Talk',
+  'voice.recording': 'Recording...',
+  'voice.processing': 'Processing...',
+  'voice.languageHint': 'Language',
+
+  // Misc
+  'misc.rehydrating': 'Loading your data...',
+  'misc.checkingServices': 'Checking services...',
+  'misc.serviceUnavailable': 'Service Unavailable',
+  'misc.somethingWentWrong': 'Something went wrong',
+  'misc.tryAgainLater': 'Please try again later.',
+  'misc.restartApp': 'Restart App',
+  'misc.updateAvailable': 'Update Available',
+  'misc.updateNow': 'Update Now',
+  'misc.updateLater': 'Later',
+  'misc.downloading': 'Downloading...',
+  'misc.installing': 'Installing...',
+  'misc.beta': 'Beta',
+
+  // Mnemonic / Recovery
+  'mnemonic.title': 'Recovery Phrase',
+  'mnemonic.warning': 'Write down these words in order and store them somewhere safe.',
+  'mnemonic.copyWarning':
+    'Never share your recovery phrase. Anyone with these words can access your account.',
+  'mnemonic.copied': 'Recovery phrase copied to clipboard',
+  'mnemonic.reveal': 'Reveal phrase',
+  'mnemonic.hidden': 'Recovery phrase is hidden',
+
+  // What Leaves My Computer
+  'privacy.title': 'Privacy & Security',
+  'privacy.description': 'Transparency report of data sent to external services.',
+  'privacy.empty': 'No external data transfers detected.',
+  'privacy.whatLeavesComputer': 'What leaves your computer',
+  'privacy.loading': 'Loading privacy details...',
+  'privacy.loadError': 'Could not load the live privacy list. Analytics controls below still work.',
+  'privacy.noCapabilities': 'No capabilities currently disclose data movement.',
+  'privacy.sentTo': 'Sent to',
+  'privacy.leavesDevice': 'Leaves device',
+  'privacy.staysLocal': 'Stays local',
+  'privacy.anonymizedAnalytics': 'Anonymized Analytics',
+  'privacy.shareAnonymizedData': 'Share Anonymized Usage Data',
+  'privacy.shareAnonymizedDataDesc':
+    'Help improve OpenHuman by sharing anonymous crash reports and usage analytics. All data is fully anonymized — no personal data, messages, wallet keys, or session information is ever collected.',
+  'privacy.meetingFollowUps': 'Meeting follow-ups',
+  'privacy.autoHandoffMeet': 'Auto-handoff Google Meet transcripts to the orchestrator',
+  'privacy.autoHandoffMeetDesc':
+    "When a Google Meet call ends, OpenHuman's orchestrator can read the transcript and may take actions like drafting messages, scheduling follow-ups, or posting summaries to your connected Slack workspace. Off by default.",
+  'privacy.analyticsDisclaimer':
+    'All analytics and bug reports are fully anonymized. When enabled, we collect only crash information, device type, and the file location of errors. We never access your messages, session data, wallet keys, API keys, or any personally identifiable information. You can change this setting at any time.',
+
+  // Settings: About
+  'settings.about.version': 'Version',
+  'settings.about.updateAvailable': 'is available',
+  'settings.about.softwareUpdates': 'Software updates',
+  'settings.about.lastChecked': 'Last checked',
+  'settings.about.checking': 'Checking...',
+  'settings.about.checkForUpdates': 'Check for updates',
+  'settings.about.releases': 'Releases',
+  'settings.about.releasesDesc': 'Browse release notes and earlier builds on GitHub.',
+  'settings.about.openReleases': 'Open GitHub releases',
+
+  // Settings: AI
+  'settings.ai.overview': 'AI System Overview',
+  'settings.ai.configStatus': 'Configuration Status',
+  'settings.ai.fallbackMode': 'Fallback Mode',
+  'settings.ai.loadedFromRuntime': 'Loaded from Runtime',
+  'settings.ai.loadingDuration': 'Loading Duration',
+  'settings.ai.localRuntime': 'Local Model Runtime',
+  'settings.ai.openManager': 'Open Manager',
+  'settings.ai.retryDownload': 'Retry Download',
+  'settings.ai.state': 'State',
+  'settings.ai.targetModel': 'Target Model',
+  'settings.ai.download': 'Download',
+  'settings.ai.localModelUnavailable': 'Local model status unavailable.',
+  'settings.ai.soulConfig': 'SOUL Persona Configuration',
+  'settings.ai.refreshing': 'Refreshing...',
+  'settings.ai.refreshSoul': 'Refresh SOUL',
+  'settings.ai.loadingSoul': 'Loading SOUL configuration...',
+  'settings.ai.identity': 'Identity',
+  'settings.ai.personality': 'Personality',
+  'settings.ai.safetyRules': 'Safety Rules',
+  'settings.ai.source': 'Source',
+  'settings.ai.loaded': 'Loaded',
+  'settings.ai.toolsConfig': 'TOOLS Configuration',
+  'settings.ai.refreshTools': 'Refresh TOOLS',
+  'settings.ai.toolsAvailable': 'Tools Available',
+  'settings.ai.tools': 'tools',
+  'settings.ai.activeSkills': 'Active Skills',
+  'settings.ai.skills': 'skills',
+  'settings.ai.skillsOverview': 'Skills Overview',
+  'settings.ai.refreshingAll': 'Refreshing All...',
+  'settings.ai.refreshAll': 'Refresh All AI Configuration',
+
+  // Settings: Notifications
+  'settings.notifications.suppressAll': 'Suppress all notifications',
+  'settings.notifications.suppressAllDesc':
+    'Block all OS notification toasts from embedded apps regardless of focus state.',
+  'settings.notifications.toggleDnd': 'Toggle Do Not Disturb',
+  'settings.notifications.categories': 'Categories',
+  'settings.notifications.categoryFooter':
+    'Disabling a category stops new notifications of that type from appearing in the notification center. Existing notifications remain until cleared.',
+
+  // Settings: Billing
+  'settings.billing.movedToWeb': 'Billing moved to the web',
+  'settings.billing.openDashboard': 'Open billing dashboard',
+  'settings.billing.movedToWebDesc':
+    'Subscription changes, payment methods, credits, and invoices are now managed at TinyHumans on the web.',
+  'settings.billing.backToSettings': 'Back to settings',
+  'settings.billing.openingBrowser': 'Opening your browser...',
+  'settings.billing.browserNotOpen': 'If your browser did not open, use the button above.',
+  'settings.billing.browserOpenFailed':
+    'The browser could not be opened automatically. Use the button above.',
+
+  // Settings: Tools
+  'settings.tools.chooseCapabilities':
+    'Choose which capabilities OpenHuman can use on your behalf.',
+  'settings.tools.saveChanges': 'Save Changes',
+  'settings.tools.preferencesSaved': 'Preferences saved',
+  'settings.tools.saveFailed': 'Failed to save preferences. Try again.',
+
+  // Settings: Screen Awareness
+  'settings.screenAwareness.mode': 'Mode',
+  'settings.screenAwareness.allExceptBlacklist': 'All Except Blacklist',
+  'settings.screenAwareness.whitelistOnly': 'Whitelist Only',
+  'settings.screenAwareness.screenMonitoring': 'Screen Monitoring',
+  'settings.screenAwareness.saveSettings': 'Save Settings',
+  'settings.screenAwareness.session': 'Session',
+  'settings.screenAwareness.status': 'Status',
+  'settings.screenAwareness.active': 'Active',
+  'settings.screenAwareness.stopped': 'Stopped',
+  'settings.screenAwareness.remaining': 'Remaining',
+  'settings.screenAwareness.startSession': 'Start Session',
+  'settings.screenAwareness.stopSession': 'Stop Session',
+  'settings.screenAwareness.analyzeNow': 'Analyze Now',
+  'settings.screenAwareness.macosOnly':
+    'Screen Awareness desktop capture and permission controls are currently supported on macOS only.',
+
+  // Connections
+  'connections.comingSoon': 'Coming soon',
+  'connections.setUp': 'Set up',
+  'connections.configured': 'Configured',
+  'connections.unavailable': 'Unavailable',
+  'connections.checking': 'Checking…',
+  'connections.walletConfigured':
+    'Local EVM, BTC, Solana, and Tron identities are configured from your recovery phrase.',
+  'connections.walletReady':
+    'Set up local EVM, BTC, Solana, and Tron identities from one recovery phrase.',
+  'connections.walletError':
+    'Could not check wallet status. Tap to retry from the Recovery Phrase panel.',
+  'connections.walletChecking': 'Checking wallet status...',
+  'connections.walletIdentities': 'Wallet identities',
+  'connections.walletDerived':
+    'Derived locally from your recovery phrase and stored as safe metadata only.',
+  'connections.privacySecurity': 'Privacy & Security',
+  'connections.privacySecurityDesc':
+    'All data and credentials are stored locally with zero-data retention policy. Your information is encrypted and never shared with third parties.',
+
+  // Channels
+  'channels.status.connecting': 'Connecting',
+  'channels.status.notConfigured': 'Not configured',
+  'channels.noActiveRoute': 'No active route',
+  'channels.activeRoute': 'Active route',
+  'channels.loadingDefinitions': 'Loading channel definitions...',
+  'channels.channelConnections': 'Channel Connections',
+  'channels.configureAuthModes': 'Configure auth modes for each messaging channel.',
+  'channels.configNotAvailable': 'Configuration for',
+  'channels.channel': 'channel',
+
+  // Dev Options
+  'devOptions.coreModeNotSet': 'Core mode: not set',
+  'devOptions.coreModeNotSetDesc':
+    "The boot-check picker hasn't been confirmed yet. Use Switch mode on the picker to choose Local or Cloud.",
+  'devOptions.local': 'Local',
+  'devOptions.embeddedCoreSidecar': 'Embedded core sidecar',
+  'devOptions.sidecarSpawned': 'Spawned in-process by the Tauri shell on app launch.',
+  'devOptions.cloud': 'Cloud',
+  'devOptions.remoteCoreRpc': 'Remote core RPC',
+  'devOptions.token': 'Token',
+  'devOptions.tokenNotSet': 'not set — RPC will 401',
+  'devOptions.triggerSentryTest': 'Trigger Sentry Test (staging)',
+  'devOptions.triggerSentryTestDesc':
+    'Fires a tagged error to verify the Sentry pipeline. Issue #1072 — remove after verification.',
+  'devOptions.sendTestEvent': 'Send test event',
+  'devOptions.sending': 'Sending…',
+  'devOptions.eventSent': 'Event sent',
+  'devOptions.failed': 'Failed',
+  'devOptions.appLogs': 'App logs',
+  'devOptions.appLogsDesc':
+    'Open the folder containing rolling daily log files. Attach the most recent file when reporting an issue.',
+  'devOptions.openLogsFolder': 'Open logs folder',
+
+  // Mnemonic
+  'mnemonic.phraseSaved': 'Recovery phrase saved',
+  'mnemonic.walletReady': 'Multi-chain wallet identities are ready. Returning to settings...',
+  'mnemonic.writeDownWords': 'Write down these',
+  'mnemonic.wordsInOrder':
+    'words in order and store them somewhere safe. This phrase secures your local encryption key and your EVM, BTC, Solana, and Tron wallet identities.',
+  'mnemonic.cannotRecover':
+    'This phrase can never be recovered if lost and should stay fully local to your device.',
+  'mnemonic.copyToClipboard': 'Copy to Clipboard',
+  'mnemonic.alreadyHavePhrase': 'I already have a recovery phrase',
+  'mnemonic.consentSaved': 'I saved this phrase and consent to using it for local wallet setup',
+  'mnemonic.enterPhraseToRestore':
+    'Enter your recovery phrase below to restore your local wallet identities, or paste the full phrase into any field (12 words for new backups; 24-word phrases from older versions still work).',
+  'mnemonic.words': 'Words',
+  'mnemonic.validPhrase': 'Valid recovery phrase',
+  'mnemonic.generateNewPhrase': 'Generate a new recovery phrase instead',
+  'mnemonic.securingData': 'Securing Your Data...',
+  'mnemonic.saveRecoveryPhrase': 'Save Recovery Phrase',
+  'mnemonic.userNotLoaded': 'User not loaded. Please sign in again or refresh the page.',
+  'mnemonic.invalidPhrase': 'Invalid recovery phrase. Please check your words and try again.',
+  'mnemonic.somethingWentWrong': 'Something went wrong. Please try again.',
+
+  // Team
+  'team.failedToCreate': 'Failed to create team',
+  'team.invalidInviteCode': 'Invalid or expired invite code',
+  'team.failedToSwitch': 'Failed to switch team',
+  'team.failedToLeave': 'Failed to leave team',
+  'team.role.owner': 'Owner',
+  'team.role.admin': 'Admin',
+  'team.role.billingManager': 'Billing Manager',
+  'team.role.member': 'Member',
+  'team.active': 'Active',
+  'team.personalTeam': 'Personal team',
+  'team.manageTeam': 'Manage Team',
+  'team.switching': 'Switching...',
+  'team.switch': 'Switch',
+  'team.leaving': 'Leaving...',
+  'team.leave': 'Leave',
+  'team.yourTeams': 'Your Teams',
+  'team.createNewTeam': 'Create New Team',
+  'team.teamName': 'Team name',
+  'team.creating': 'Creating...',
+  'team.joinExistingTeam': 'Join Existing Team',
+  'team.inviteCode': 'Invite code',
+  'team.joining': 'Joining...',
+  'team.join': 'Join',
+  'team.leaveTeam': 'Leave Team',
+  'team.confirmLeave': 'Are you sure you want to leave',
+  'team.leaveWarning':
+    "You will lose access to the team and all team resources. You'll need a new invite to rejoin.",
+  'team.management': 'Team Management',
+  'team.notFound': 'Team not found',
+  'team.accessDenied': 'Access denied',
+  'team.members': 'Members',
+
+  // Voice
+  'voice.title': 'Voice Dictation',
+  'voice.settings': 'Voice Settings',
+  'voice.settingsDesc': 'Hold the hotkey to dictate and insert text into the active field.',
+  'voice.hotkey': 'Hotkey',
+  'voice.activationMode': 'Activation Mode',
+  'voice.tapToToggle': 'Tap to toggle',
+  'voice.writingStyle': 'Writing Style',
+  'voice.verbatimTranscription': 'Verbatim transcription',
+  'voice.naturalCleanup': 'Natural cleanup',
+  'voice.autoStart': 'Start voice server automatically with the core',
+  'voice.customDictionary': 'Custom Dictionary',
+  'voice.customDictionaryDesc':
+    'Add names, technical terms, and domain words to improve recognition accuracy.',
+  'voice.addWord': 'Add a word...',
+  'voice.sttDisabled':
+    'Voice dictation is disabled until the local STT model is downloaded and ready.',
+  'voice.openLocalAiModel': 'Open Local AI Model',
+  'voice.serverRestarted': 'Voice server restarted with the new settings.',
+  'voice.settingsSaved': 'Voice settings saved.',
+  'voice.serverStarted': 'Voice server started.',
+  'voice.serverStopped': 'Voice server stopped.',
+  'voice.saveVoiceSettings': 'Save Voice Settings',
+  'voice.startVoiceServer': 'Start Voice Server',
+  'voice.stopVoiceServer': 'Stop Voice Server',
+  'voice.debugTitle': 'Voice Debug',
+
+  // Autocomplete
+  'autocomplete.title': 'Autocomplete',
+  'autocomplete.settings': 'Settings',
+  'autocomplete.acceptWithTab': 'Accept With Tab',
+  'autocomplete.stylePreset': 'Style Preset',
+  'autocomplete.style.balanced': 'Balanced',
+  'autocomplete.style.concise': 'Concise',
+  'autocomplete.style.formal': 'Formal',
+  'autocomplete.style.casual': 'Casual',
+  'autocomplete.style.custom': 'Custom',
+  'autocomplete.disabledApps': 'Disabled Apps (one bundle/app token per line)',
+  'autocomplete.saveSettings': 'Save Settings',
+  'autocomplete.saving': 'Saving…',
+  'autocomplete.runtime': 'Runtime',
+  'autocomplete.running': 'Running',
+  'autocomplete.start': 'Start',
+  'autocomplete.stop': 'Stop',
+  'autocomplete.settingsSaved': 'Autocomplete settings saved.',
+  'autocomplete.started': 'Autocomplete started.',
+  'autocomplete.didNotStart': 'Autocomplete did not start. Check if it is enabled.',
+  'autocomplete.stopped': 'Autocomplete stopped.',
+  'autocomplete.advancedSettings': 'Advanced settings',
+  'autocomplete.debugTitle': 'Autocomplete Debug',
+
+  // Chat
+  'chat.agentChat': 'Agent Chat',
+  'chat.overrides': 'Overrides',
+  'chat.model': 'Model',
+  'chat.temperature': 'Temperature',
+  'chat.conversation': 'Conversation',
+  'chat.startAgentConversation': 'Start a conversation with the agent.',
+  'chat.you': 'You',
+  'chat.agent': 'Agent',
+  'chat.askAgent': 'Ask the agent anything...',
+  'chat.sendMessage': 'Send Message',
+
+  // Composio
+  'composio.triageTitle': 'Integration Triggers',
+  'composio.triageDesc':
+    'When active, each incoming Composio trigger runs through an AI triage step that classifies the event and may kick off automated actions — one local LLM turn per trigger. Disable globally or per integration if you prefer manual review. If the environment variable',
+  'composio.disableAllTriage': 'Disable AI triage for all triggers',
+  'composio.triggersStillRecorded': 'Triggers are still recorded to history — no LLM turn is run.',
+  'composio.disableSpecificIntegrations': 'Disable AI triage for specific integrations',
+  'composio.settingsSaved': 'Settings saved',
+  'composio.saveFailed': 'Failed to save. Try again.',
+
+  // Cron
+  'cron.title': 'Cron Jobs',
+  'cron.scheduledJobs': 'Scheduled Jobs',
+  'cron.manageCronJobs': 'Manage cron jobs from the core scheduler.',
+  'cron.refreshCronJobs': 'Refresh Cron Jobs',
+
+  // Local Model
+  'localModel.modelStatus': 'Model Status',
+  'localModel.downloadModels': 'Download Models',
+  'localModel.usage': 'Usage',
+  'localModel.usageDesc':
+    'Choose which subsystems run on the local model. Anything off uses the cloud.',
+  'localModel.enableRuntime': 'Enable local AI runtime',
+  'localModel.enableRuntimeDesc':
+    'Master switch. Off by default — Ollama stays idle. When on, the tree summarizer, screen intelligence, and autocomplete always use the local model.',
+  'localModel.advancedSettings': 'Advanced settings',
+  'localModel.debugTitle': 'Local Model Debug',
+
+  // Screen Awareness
+  'screenAwareness.debugTitle': 'Screen Awareness Debug',
+
+  // Memory
+  'memory.debugTitle': 'Memory Debug',
+
+  // Webhooks
+  'webhooks.debugTitle': 'Webhooks Debug',
+
+  // Notifications
+  'notifications.routingTitle': 'Notification Routing',
+
+  // Common (additional)
+  'common.reload': 'Reload',
+  'common.skip': 'Skip',
+  'common.disable': 'Disable',
+  'common.enable': 'Enable',
+
+  // Chat (additional)
+  'chat.safetyTimeout':
+    'No response from the agent after 2 minutes. Try again or check your connection.',
+  'chat.filter.all': 'All',
+  'chat.filter.work': 'Work',
+  'chat.filter.briefing': 'Briefing',
+  'chat.filter.notification': 'Notification',
+  'chat.selectThread': 'Select a thread',
+  'chat.threads': 'Threads',
+  'chat.noThreads': 'No threads yet',
+  'chat.noLabelThreads': 'No "{label}" threads',
+  'chat.deleteThread': 'Delete thread',
+  'chat.deleteThreadConfirm': 'Are you sure you want to delete "{title}"?',
+  'chat.untitledThread': 'Untitled thread',
+  'chat.hideSidebar': 'Hide sidebar',
+  'chat.showSidebar': 'Show sidebar',
+  'chat.newThreadShortcut': 'New thread (/new)',
+  'chat.new': 'New',
+  'chat.failedToLoadMessages': 'Failed to load messages',
+  'chat.thinkingIteration': 'Thinking... ({n})',
+  'chat.thinkingDots': 'Thinking...',
+  'chat.approachingLimit': 'Approaching usage limit',
+  'chat.approachingLimitMsg': 'You have used {pct}% of your available quota.',
+  'chat.upgrade': 'Upgrade',
+  'chat.weeklyLimitHit': "You've hit your weekly limit.",
+  'chat.resets': 'Resets',
+  'chat.topUpToContinue': 'Top up to continue.',
+  'chat.budgetComplete': 'Your included budget is complete. Add credits or upgrade to continue.',
+  'chat.rateLimitReached': '10-hour rate limit reached.',
+  'chat.topUp': 'Top Up',
+  'chat.fiveHourLimit': '5-hour limit',
+  'chat.weeklyLimit': 'Weekly limit',
+  'chat.left': 'left',
+  'chat.setup': 'Set up',
+  'chat.switchToText': 'Switch to text',
+  'chat.transcribing': 'Transcribing...',
+  'chat.stopAndSend': 'Stop and send',
+  'chat.startTalking': 'Start talking',
+  'chat.playingVoiceReply': 'Playing voice reply',
+  'chat.voiceHint': 'Use the mic to speak',
+  'chat.micUnavailable': 'Microphone unavailable',
+  'chat.turn': 'turn',
+  'chat.turns': 'turns',
+  'chat.openWorkerThread': 'Open worker thread',
+
+  // Memory (additional)
+  'memory.searchAria': 'Search memory',
+  'memory.searchPlaceholder': 'Search memory entries...',
+  'memory.sourceFilter.all': 'All sources',
+  'memory.sourceFilter.email': 'Email',
+  'memory.sourceFilter.calendar': 'Calendar',
+  'memory.sourceFilter.telegram': 'Telegram',
+  'memory.sourceFilter.aiInsight': 'AI Insight',
+  'memory.sourceFilter.system': 'System',
+  'memory.sourceFilter.trading': 'Trading',
+  'memory.sourceFilter.security': 'Security',
+  'memory.ingestionActivity': 'Ingestion Activity',
+  'memory.events': 'events',
+  'memory.event': 'event',
+  'memory.overTheLast': 'over the last',
+  'memory.months': 'months',
+  'memory.peak': 'Peak',
+  'memory.perDay': '/day',
+  'memory.less': 'Less',
+  'memory.more': 'More',
+  'memory.on': 'on',
+  'memory.loading': 'Loading Memory',
+  'memory.fetching': 'Fetching your memory entries...',
+  'memory.analyzing': 'Analyzing Memory',
+  'memory.analyzingHint': 'Processing your memories to extract insights...',
+  'memory.noMatches': 'No Matches Found',
+  'memory.noMatchesHint': 'Try changing your search terms or filters.',
+  'memory.allCaughtUp': 'All Caught Up',
+  'memory.allCaughtUpHint': 'No new memory entries to process.',
+  'memory.noAnalysis': 'No Analysis Yet',
+  'memory.noAnalysisHint': 'Run an analysis to discover patterns in your memories.',
+  'memory.emptyHint': 'Start interacting to create your first memories.',
+
+  // Mic
+  'mic.unavailable': 'Microphone is not available',
+  'mic.permissionDenied': 'Microphone permission denied',
+  'mic.failedToStartRecorder': 'Failed to start recorder',
+  'mic.transcribing': 'Transcribing...',
+  'mic.tapToSend': 'Tap to send',
+  'mic.waitingForAgent': 'Waiting for agent...',
+  'mic.tapAndSpeak': 'Tap and speak',
+  'mic.stopRecording': 'Stop recording and send',
+  'mic.startRecording': 'Start recording',
+
+  // Token
+  'token.usageLimitReached': 'Usage limit reached',
+  'token.approachingLimit': 'Approaching limit',
+  'token.planClickForDetails': 'plan - click for details',
+  'token.sessionTokens': 'In: {in} | Out: {out} | Turns: {turns}',
+  'token.limit': 'Limit Reached',
+
+  // Catalog
+  'catalog.noCapabilityBinding': 'No capability binding',
+  'catalog.downloadFailed': 'Download failed',
+  'catalog.active': 'Active',
+  'catalog.installed': 'Installed',
+  'catalog.notDownloaded': 'Not downloaded',
+  'catalog.inUse': 'In Use',
+  'catalog.use': 'Use',
+  'catalog.deleteModel': 'Delete model',
+  'catalog.download': 'Download',
+
+  // Navigator
+  'navigator.recent': 'Recent',
+  'navigator.today': 'Today',
+  'navigator.thisWeek': 'This Week',
+  'navigator.sources': 'Sources',
+  'navigator.email': 'Email',
+  'navigator.slack': 'Slack',
+  'navigator.chat': 'Chat',
+  'navigator.documents': 'Documents',
+  'navigator.people': 'People',
+  'navigator.topics': 'Topics',
+
+  // Dreams
+  'dreams.description':
+    'Dreams are AI-generated reflections that synthesize patterns from your memories.',
+  'dreams.comingSoon': 'Coming soon',
+
+  // Assignment
+  'assignment.memoryLlm': 'Memory LLM',
+  'assignment.memoryLlmAria': 'Memory LLM selection',
+  'assignment.embedder': 'Embedder',
+  'assignment.loaded': 'Loaded',
+  'assignment.notDownloaded': 'Not downloaded',
+  'assignment.usedForExtractSummarise': 'Used for extraction and summarization',
+
+  // Insights
+  'insights.knownFacts': 'Known Facts',
+  'insights.preferences': 'Preferences',
+  'insights.relationships': 'Relationships',
+  'insights.skills': 'Skills',
+  'insights.opinions': 'Opinions',
+  'insights.other': 'Other',
+  'insights.title': 'Insights',
+  'insights.empty': 'No insights yet. Insights are generated as your memory grows.',
+  'insights.description': 'Based on {count} relations in your memory graph.',
+  'insights.items': 'items',
+  'insights.more': 'more',
+
+  // Calls
+  'calls.joiningCall': 'Joining call',
+  'calls.meetWindowOpening': 'The Meet window is opening...',
+  'calls.failedToStart': 'Failed to start Meet call',
+  'calls.couldNotStart': 'Could not start call',
+  'calls.failedToClose': 'Failed to close call',
+  'calls.couldNotClose': 'Could not close call',
+  'calls.joinMeet': 'Join a Google Meet call',
+  'calls.joinMeetDescription': 'Enter a Google Meet link to join.',
+  'calls.meetLink': 'Meet Link',
+  'calls.displayName': 'Display Name',
+  'calls.openingMeet': 'Opening Meet...',
+  'calls.joinCall': 'Join Call',
+  'calls.activeCalls': 'Active Calls',
+  'calls.leave': 'Leave',
+
+  // Workspace
+  'workspace.wipeConfirm': 'Are you sure you want to wipe all memory? This cannot be undone.',
+  'workspace.resetTreeConfirm': 'Are you sure you want to rebuild the memory tree?',
+  'workspace.wipeTitle': 'Wipe Memory',
+  'workspace.resetting': 'Resetting...',
+  'workspace.resetMemory': 'Reset Memory',
+  'workspace.resetTreeTitle': 'Rebuild Memory Tree',
+  'workspace.rebuilding': 'Rebuilding...',
+  'workspace.resetMemoryTree': 'Reset Memory Tree',
+  'workspace.building': 'Building...',
+  'workspace.buildSummaryTrees': 'Build Summary Trees',
+  'workspace.viewVault': 'View Vault',
+  'workspace.graphLoadFailed': 'Failed to load memory graph',
+  'workspace.loadingGraph': 'Loading memory graph...',
+  'workspace.graphViewMode': 'Memory graph view mode',
+  'workspace.trees': 'Trees',
+  'workspace.contacts': 'Contacts',
+
+  // Graph
+  'graph.noContactMentions': 'No contact mentions',
+  'graph.noMemory': 'No memory',
+  'graph.source': 'Source',
+  'graph.topic': 'Topic',
+  'graph.global': 'Global',
+  'graph.document': 'Document',
+  'graph.contact': 'Contact',
+  'graph.nodes': 'nodes',
+  'graph.parentChild': 'parent-child',
+  'graph.documentContact': 'document-contact',
+  'graph.link': 'link',
+  'graph.links': 'links',
+  'graph.children': 'children',
+  'graph.clickToOpenObsidian': 'Click to open in Obsidian',
+  'graph.person': 'Person',
+
+  // Modal
+  'modal.dontShowAgain': "Don't show similar suggestions",
+
+  // Reflections
+  'reflections.loading': 'Loading reflections...',
+  'reflections.empty': 'No reflections yet',
+  'reflections.title': 'Reflections',
+  'reflections.proposedAction': 'Proposed Action',
+  'reflections.act': 'Act',
+  'reflections.dismiss': 'Dismiss',
+
+  // WhatsApp
+  'whatsapp.chatsSynced': 'chats synced',
+  'whatsapp.chatSynced': 'chat synced',
+
+  // Sync
+  'sync.active': 'Active',
+  'sync.recent': 'Recent',
+  'sync.idle': 'Idle',
+  'sync.memorySources': 'Memory Sources',
+  'sync.noConnectedSources': 'No connected sources',
+  'sync.chunks': 'chunks',
+  'sync.lastChunk': 'Last chunk:',
+  'sync.pending': 'pending',
+  'sync.processed': 'processed',
+  'sync.syncing': 'Syncing…',
+  'sync.sync': 'Sync',
+  'sync.failedToLoad': 'Failed to load sync status',
+  'sync.noContent': 'No content has been synced into memory yet. Connect an integration to start.',
+
+  // Backend
+  'backend.aiBackend': 'AI Backend',
+  'backend.cloud': 'Cloud',
+  'backend.recommended': 'Recommended',
+  'backend.cloudDescription':
+    'Fast, powerful models hosted on our servers. Ready to use immediately.',
+  'backend.privacyNote': 'No personal data, messages, or keys are ever sent to our servers.',
+  'backend.local': 'Local',
+  'backend.advanced': 'Advanced',
+  'backend.localDescription':
+    'Run models on your own machine using Ollama. Full privacy, requires setup.',
+  'backend.ramRecommended': '16GB+ RAM recommended',
+
+  // Subconscious
+  'subconscious.tasks': 'tasks',
+  'subconscious.ticks': 'ticks',
+  'subconscious.last': 'Last',
+  'subconscious.failed': 'failed',
+  'subconscious.tickInterval': 'Tick Interval',
+  'subconscious.runNow': 'Run Now',
+  'subconscious.approvalNeeded': 'Approval Needed',
+  'subconscious.requiresApproval': 'Requires approval',
+  'subconscious.fixInConnections': 'Fix in Connections',
+  'subconscious.goAhead': 'Go Ahead',
+  'subconscious.activeTasks': 'Active Tasks',
+  'subconscious.noActiveTasks': 'No active tasks',
+  'subconscious.default': 'Default',
+  'subconscious.addTaskPlaceholder': 'Add a new task...',
+  'subconscious.activityLog': 'Activity Log',
+  'subconscious.noActivity': 'No activity yet',
+  'subconscious.decision.nothingNew': 'Nothing new',
+  'subconscious.decision.completed': 'Completed',
+  'subconscious.decision.evaluating': 'Evaluating',
+  'subconscious.decision.waitingApproval': 'Waiting for approval',
+  'subconscious.decision.failed': 'Failed',
+  'subconscious.decision.cancelled': 'Cancelled',
+  'subconscious.decision.skipped': 'Skipped',
+
+  // Actionable
+  'actionable.complete': 'Complete',
+  'actionable.dismiss': 'Dismiss',
+  'actionable.snooze': 'Snooze',
+  'actionable.new': 'New',
+
+  // Stats
+  'stats.storage': 'Storage',
+  'stats.files': 'files',
+  'stats.documents': 'Documents',
+  'stats.today': 'today',
+  'stats.namespaces': 'Namespaces',
+  'stats.relations': 'Relations',
+  'stats.firstMemory': 'First Memory',
+  'stats.latest': 'Latest',
+  'stats.sessions': 'Sessions',
+  'stats.tokens': 'tokens',
+
+  // Boot Check Gate
+  'bootCheck.invalidUrl': 'Please enter a core URL.',
+  'bootCheck.urlMustStartWith': 'URL must start with http:// or https://',
+  'bootCheck.validUrlRequired': 'Please enter a valid URL (e.g. https://core.example.com/rpc)',
+  'bootCheck.tokenRequired': 'Please enter the core auth token.',
+  'bootCheck.chooseCoreMode': 'Choose core mode',
+  'bootCheck.connectToCore': 'Connect to your core',
+  'bootCheck.desktopDescription':
+    'OpenHuman needs a running core to operate. Choose how you want to connect.',
+  'bootCheck.webDescription':
+    'OpenHuman on the web connects to a remote core you control. Enter its URL and auth token, or install the desktop app to run one locally.',
+  'bootCheck.preferDesktop': 'Prefer to run everything on your own device?',
+  'bootCheck.downloadDesktop': 'Download the desktop app',
+  'bootCheck.localRecommended': 'Local (recommended)',
+  'bootCheck.localDescription':
+    'Embedded core runs on this device — fastest, no configuration required.',
+  'bootCheck.cloudMode': 'Cloud',
+  'bootCheck.cloudDescription': 'Connect to a remote core at a custom URL.',
+  'bootCheck.coreRpcUrl': 'Core RPC URL',
+  'bootCheck.rpcUrlPlaceholder': 'https://core.example.com/rpc',
+  'bootCheck.authToken': 'Auth token',
+  'bootCheck.bearerTokenPlaceholder': 'Bearer token configured on the remote core',
+  'bootCheck.storedLocally':
+    'Stored on this device only. Required for remote cores — the desktop sends it as ',
+  'bootCheck.testing': 'Testing…',
+  'bootCheck.testConnection': 'Test connection',
+  'bootCheck.connectedOk': 'Connected ✓',
+  'bootCheck.authFailed': 'Auth failed — check the token (got 401/403).',
+  'bootCheck.unreachablePrefix': 'Unreachable:',
+  'bootCheck.checkingCore': 'Checking core…',
+  'bootCheck.cannotReach': 'Could not reach core',
+  'bootCheck.cannotReachDesc':
+    'The core process is unreachable. Try switching to a different mode.',
+  'bootCheck.switchMode': 'Switch mode',
+  'bootCheck.quit': 'Quit',
+  'bootCheck.legacyDetected': 'Legacy background core detected',
+  'bootCheck.legacyDescription':
+    'A separately-installed OpenHuman daemon is running on this device. It must be removed before the embedded core can take over.',
+  'bootCheck.removing': 'Removing…',
+  'bootCheck.removeContinue': 'Remove and continue',
+  'bootCheck.localNeedsRestart': 'Local core needs a restart',
+  'bootCheck.localNeedsRestartDesc':
+    'The local core version does not match this app build. Restarting it will load the correct version.',
+  'bootCheck.restarting': 'Restarting…',
+  'bootCheck.restartCore': 'Restart core',
+  'bootCheck.cloudNeedsUpdate': 'Cloud core needs an update',
+  'bootCheck.cloudNeedsUpdateDesc':
+    'The cloud core version does not match this app build. Run the core updater to resolve the mismatch.',
+  'bootCheck.updating': 'Updating…',
+  'bootCheck.updateCloudCore': 'Update cloud core',
+  'bootCheck.versionCheckFailed': 'Core version check failed',
+  'bootCheck.versionCheckFailedDesc':
+    'The core is running but does not expose a version endpoint. It may be outdated. Restart or update the core to continue.',
+  'bootCheck.working': 'Working…',
+  'bootCheck.restartUpdateCore': 'Restart / update core',
+  'bootCheck.unexpectedError': 'Unexpected boot-check error',
+  'bootCheck.actionFailed': 'Action failed — please try again.',
+
+  // Notifications: category labels & timestamps
+  'notifications.justNow': 'just now',
+  'notifications.minAgo': '{n}m ago',
+  'notifications.hrAgo': '{n}h ago',
+  'notifications.dayAgo': '{n}d ago',
+  'notifications.category.messages': 'Messages',
+  'notifications.category.agents': 'Agents',
+  'notifications.category.skills': 'Skills',
+  'notifications.category.system': 'System',
+  'notifications.category.meetings': 'Meetings',
+  'notifications.category.reminders': 'Reminders',
+  'notifications.category.important': 'Important',
+
+  // About / Updates: status summary phrases
+  'about.update.status.checking': 'Checking...',
+  'about.update.status.available': 'v{version} available',
+  'about.update.status.availableNoVersion': 'Update available',
+  'about.update.status.downloading': 'Downloading...',
+  'about.update.status.readyToInstall': 'v{version} ready to install',
+  'about.update.status.readyToInstallNoVersion':
+    'A new version is downloaded and ready. Restart to apply.',
+  'about.update.status.installing': 'Installing...',
+  'about.update.status.restarting': 'Restarting...',
+  'about.update.status.upToDate': 'You are running the latest version.',
+  'about.update.status.error': 'Update check failed',
+  'about.update.status.default': 'Check for updates',
+
+  // Welcome: connection error messages
+  'welcome.connectionFailed': 'Connection failed: {status} {statusText}',
+  'welcome.connectionFailedMsg': 'Connection failed: {message}',
+
+  // Chat: Agent chat panel description
+  'chat.agentChatDesc': 'Open a direct chat session with the agent.',
+
+  // Channels: active route interpolated value
+  'channels.activeRouteValue': '{channel} via {authMode}',
+
+  // Privacy: data kind labels for What Leaves My Computer
+  'privacy.dataKind.messages': 'Messages',
+  'privacy.dataKind.agents': 'Agents',
+  'privacy.dataKind.skills': 'Skills',
+  'privacy.dataKind.system': 'System',
+  'privacy.dataKind.meetings': 'Meetings',
+  'privacy.dataKind.reminders': 'Reminders',
+  'privacy.dataKind.important': 'Important',
+
+  // Onboarding: supplementary keys
+  'onboarding.enableLocalAI': 'Enable Local AI',
+  'onboarding.skills.status.available': 'Available',
+  'onboarding.skills.status.connected': 'Connected',
+  'onboarding.skills.status.connecting': 'Connecting',
+  'onboarding.skills.status.error': 'Error',
+  'onboarding.skills.status.unavailable': 'Unavailable',
+
+  // Composio: miscellaneous
+  'composio.statusUnavailable': 'Status unavailable',
+  'composio.envVarOverrides': 'is set, it overrides this setting.',
+
+  // Memory: day-of-week labels for heatmap
+  'memory.day.sun': 'Sun',
+  'memory.day.mon': 'Mon',
+  'memory.day.tue': 'Tue',
+  'memory.day.wed': 'Wed',
+  'memory.day.thu': 'Thu',
+  'memory.day.fri': 'Fri',
+  'memory.day.sat': 'Sat',
+
+  // Memory: ingestion status labels
+  'memory.ingesting': 'Ingesting',
+  'memory.ingestionQueued': 'Queued',
+  'memory.ingestingTitle': 'Ingesting {title}',
+
+  // Mic: error messages
+  'mic.noAudioCaptured': 'No audio captured',
+  'mic.noSpeechDetected': 'No speech detected',
+  'mic.failedToStopRecording': 'Failed to stop recording: {message}',
+  'mic.transcriptionFailed': 'Transcription failed: {message}',
+
+  // Reflections: kind labels
+  'reflections.kind.retrospective': 'Retrospective',
+  'reflections.kind.derivedFact': 'Derived Fact',
+  'reflections.kind.moodInsight': 'Mood Insight',
+  'reflections.kind.relationshipInsight': 'Relationship Insight',
+
+  // Graph: tooltip keys
+  'graph.tooltip.summary': 'Summary',
+  'graph.tooltip.contact': 'Contact',
+
+  // Local Model: usage labels
+  'localModel.usage.never': 'Never',
+  'localModel.usage.mediumLoad': 'Medium load',
+  'localModel.usage.lowLoad': 'Low load',
+  'localModel.usage.idleMode': 'Idle mode',
+  'localModel.rebootstrapComplete': 'Model re-bootstrap complete.',
+  'localModel.modelsVerified': 'Local models verified.',
+};
+
+export default en;
diff --git a/app/src/lib/i18n/types.ts b/app/src/lib/i18n/types.ts
new file mode 100644
index 000000000..8262015a2
--- /dev/null
+++ b/app/src/lib/i18n/types.ts
@@ -0,0 +1,5 @@
+export type Locale = 'en' | 'zh-CN';
+
+export interface TranslationMap {
+  [key: string]: string;
+}
diff --git a/app/src/lib/i18n/zh-CN.ts b/app/src/lib/i18n/zh-CN.ts
new file mode 100644
index 000000000..4e8d1c778
--- /dev/null
+++ b/app/src/lib/i18n/zh-CN.ts
@@ -0,0 +1,1043 @@
+import type { TranslationMap } from './types';
+
+const zhCN: TranslationMap = {
+  // Navigation
+  'nav.home': '首页',
+  'nav.human': '助手',
+  'nav.chat': '对话',
+  'nav.connections': '连接',
+  'nav.memory': '记忆',
+  'nav.alerts': '通知',
+  'nav.rewards': '奖励',
+  'nav.settings': '设置',
+
+  // Common
+  'common.cancel': '取消',
+  'common.save': '保存',
+  'common.confirm': '确认',
+  'common.delete': '删除',
+  'common.edit': '编辑',
+  'common.create': '创建',
+  'common.search': '搜索',
+  'common.loading': '加载中...',
+  'common.error': '错误',
+  'common.success': '成功',
+  'common.back': '返回',
+  'common.next': '下一步',
+  'common.finish': '完成',
+  'common.close': '关闭',
+  'common.enabled': '已启用',
+  'common.disabled': '已禁用',
+  'common.on': '开',
+  'common.off': '关',
+  'common.yes': '是',
+  'common.no': '否',
+  'common.ok': '确定',
+  'common.retry': '重试',
+  'common.copy': '复制',
+  'common.copied': '已复制！',
+  'common.learnMore': '了解更多',
+  'common.seeAll': '查看全部',
+  'common.dismiss': '忽略',
+  'common.clear': '清除',
+  'common.reset': '重置',
+  'common.refresh': '刷新',
+  'common.export': '导出',
+  'common.import': '导入',
+  'common.upload': '上传',
+  'common.download': '下载',
+  'common.add': '添加',
+  'common.remove': '移除',
+  'common.showMore': '展开更多',
+  'common.showLess': '收起',
+  'common.submit': '提交',
+  'common.continue': '继续',
+
+  // Settings Home
+  'settings.general': '通用',
+  'settings.featuresAndAI': '功能与 AI',
+  'settings.billingAndRewards': '账单与奖励',
+  'settings.support': '支持',
+  'settings.advanced': '高级',
+  'settings.dangerZone': '危险区域',
+  'settings.account': '账户',
+  'settings.accountDesc': '恢复短语、团队、连接与隐私',
+  'settings.notifications': '通知',
+  'settings.notificationsDesc': '免打扰模式与各账户通知控制',
+  'settings.features': '功能',
+  'settings.featuresDesc': '屏幕感知、消息与工具',
+  'settings.aiModels': 'AI 与模型',
+  'settings.aiModelsDesc': '本地 AI 模型设置、下载与 LLM 提供商',
+  'settings.ai': 'AI',
+  'settings.aiDesc': '云端提供商、本地 Ollama 模型以及按工作负载路由',
+  'settings.billingUsage': '账单与用量',
+  'settings.billingUsageDesc': '订阅方案、配额与支付方式',
+  'settings.rewards': '奖励',
+  'settings.rewardsDesc': '邀请、优惠券与获得的配额',
+  'settings.restartTour': '重新开始导览',
+  'settings.restartTourDesc': '从头开始回放产品导览',
+  'settings.about': '关于',
+  'settings.aboutDesc': '应用版本与软件更新',
+  'settings.developerOptions': '开发者选项',
+  'settings.developerOptionsDesc': '诊断、调试面板、Webhook 与记忆检查',
+  'settings.clearAppData': '清除应用数据',
+  'settings.clearAppDataDesc': '退出登录并永久清除所有本地应用数据',
+  'settings.logOut': '退出登录',
+  'settings.logOutDesc': '退出当前账户',
+  'settings.language': '语言',
+  'settings.languageDesc': '应用界面显示语言',
+
+  // Settings: Account
+  'settings.account.recoveryPhrase': '恢复短语',
+  'settings.account.recoveryPhraseDesc': '查看并备份你的账户恢复短语',
+  'settings.account.team': '团队',
+  'settings.account.teamDesc': '管理团队成员与权限',
+  'settings.account.connections': '连接',
+  'settings.account.connectionsDesc': '管理已关联的账户与服务',
+  'settings.account.privacy': '隐私',
+  'settings.account.privacyDesc': '控制哪些数据离开你的电脑',
+
+  // Settings: Notifications
+  'settings.notifications.doNotDisturb': '免打扰',
+  'settings.notifications.doNotDisturbDesc': '在一定时间内暂停所有通知',
+  'settings.notifications.channelControls': '各渠道控制',
+  'settings.notifications.channelControlsDesc': '为每个渠道配置通知偏好',
+
+  // Settings: Features
+  'settings.features.screenAwareness': '屏幕感知',
+  'settings.features.screenAwarenessDesc': '让助手看到你的活动窗口',
+  'settings.features.messaging': '消息',
+  'settings.features.messagingDesc': '渠道与消息集成设置',
+  'settings.features.tools': '工具',
+  'settings.features.toolsDesc': '管理已连接的工具与集成',
+
+  // Settings: AI & Models
+  'settings.ai.localSetup': '本地 AI 设置',
+  'settings.ai.localSetupDesc': '下载并配置本地 AI 模型',
+  'settings.ai.llmProvider': 'LLM 提供商',
+  'settings.ai.llmProviderDesc': '选择并配置你的 AI 提供商',
+
+  // Clear App Data modal
+  'clearData.title': '清除应用数据',
+  'clearData.warning': '这将退出你的账户并永久删除本地应用数据，包括：',
+  'clearData.bulletSettings': '应用设置与对话',
+  'clearData.bulletCache': '所有本地集成缓存数据',
+  'clearData.bulletWorkspace': '工作空间数据',
+  'clearData.bulletOther': '所有其他本地数据',
+  'clearData.irreversible': '此操作不可撤销。',
+  'clearData.clearing': '正在清除应用数据...',
+  'clearData.failed': '清除数据失败，请重试。',
+  'clearData.failedLogout': '退出登录失败，请重试。',
+  'clearData.failedPersist': '清除持久化应用状态失败，请重试。',
+
+  // Welcome page
+  'welcome.title': '欢迎使用 OpenHuman',
+  'welcome.subtitle': '你的社区 AI 助手',
+  'welcome.connectPrompt': '输入 Core RPC 地址以开始使用',
+  'welcome.urlPlaceholder': 'http://localhost:8089',
+  'welcome.invalidUrl': '请输入有效的 HTTP 或 HTTPS URL',
+  'welcome.connecting': '连接中...',
+  'welcome.connect': '连接',
+
+  // Home page
+  'home.greeting': '早上好',
+  'home.greetingAfternoon': '下午好',
+  'home.greetingEvening': '晚上好',
+  'home.askAssistant': '向你的助手提问...',
+  'home.statusOk': '你的设备已连接。保持应用运行以维持连接，通过下方按钮向你的智能体发送消息。',
+  'home.statusBackendOnly': '正在重新连接后端…你的智能体很快将再次可用。',
+  'home.statusCoreUnreachable': '本地核心 sidecar 无响应。OpenHuman 后台进程可能已崩溃或未能启动。',
+  'home.statusInternetOffline': '你的设备当前处于离线状态。请检查网络或重启应用以重新连接。',
+  'home.restartCore': '重启核心',
+  'home.restartingCore': '正在重启核心…',
+
+  // Chat / Conversations
+  'chat.newThread': '新对话',
+  'chat.typeMessage': '输入消息...',
+  'chat.send': '发送',
+  'chat.thinking': '思考中...',
+  'chat.noMessages': '暂无消息',
+  'chat.startConversation': '开始对话',
+  'chat.regenerate': '重新生成',
+  'chat.copyResponse': '复制回复',
+  'chat.citations': '引用',
+  'chat.toolUsed': '已使用的工具',
+
+  // Skills / Connections
+  'scope.legacy': '旧版',
+  'scope.user': '用户',
+  'scope.project': '项目',
+  'skills.title': '连接',
+  'skills.search': '搜索连接...',
+  'skills.noResults': '未找到连接',
+  'skills.connect': '连接',
+  'skills.disconnect': '断开',
+  'skills.configure': '配置',
+  'skills.connected': '已连接',
+  'skills.available': '可用',
+  'skills.addAccount': '添加账户',
+  'skills.channels': '渠道',
+  'skills.integrations': '集成',
+
+  // Intelligence / Memory
+  'memory.title': '记忆',
+  'memory.search': '搜索记忆...',
+  'memory.noResults': '未找到记忆',
+  'memory.empty': '暂无记忆。记忆将在你交互时自动创建。',
+  'memory.tab.memory': '记忆',
+  'memory.tab.subconscious': '潜意识',
+  'memory.tab.dreams': '梦境',
+  'memory.tab.calls': '调用记录',
+  'memory.tab.settings': '设置',
+  'memory.analyzeNow': '立即分析',
+
+  // Notifications / Alerts
+  'alerts.title': '通知',
+  'alerts.empty': '暂无通知',
+  'alerts.markAllRead': '全部标记为已读',
+  'alerts.unread': '未读',
+
+  // Rewards
+  'rewards.title': '奖励',
+  'rewards.referrals': '邀请',
+  'rewards.coupons': '优惠券',
+  'rewards.credits': '配额',
+  'rewards.referralCode': '你的邀请码',
+  'rewards.copyCode': '复制邀请码',
+  'rewards.share': '分享',
+
+  // Onboarding
+  'onboarding.welcome': '欢迎使用 OpenHuman',
+  'onboarding.welcomeDesc': '只需几步即可完成设置。',
+  'onboarding.context': '上下文收集',
+  'onboarding.contextDesc': '连接你日常使用的工具与服务。',
+  'onboarding.localAI': '本地 AI',
+  'onboarding.localAIDesc': '设置一个运行在你本机的 AI 模型。',
+  'onboarding.chatProvider': '对话方式',
+  'onboarding.chatProviderDesc': '选择你希望如何与助手交互。',
+  'onboarding.referral': '邀请码',
+  'onboarding.referralDesc': '如果你有邀请码，可以在此使用。',
+  'onboarding.finish': '完成设置',
+  'onboarding.finishDesc': '一切就绪！开始使用 OpenHuman。',
+  'onboarding.skip': '跳过',
+  'onboarding.getStarted': '开始使用',
+
+  // Accounts
+  'accounts.addAccount': '添加账户',
+  'accounts.manageAccounts': '管理账户',
+  'accounts.noAccounts': '未连接任何账户',
+  'accounts.connectAccount': '连接一个账户以开始使用',
+  'accounts.agent': '助手',
+  'accounts.respondQueue': '回复队列',
+  'accounts.disconnect': '断开连接',
+  'accounts.disconnectConfirm': '确定要断开此账户的连接吗？',
+  'accounts.searchAccounts': '搜索账户...',
+
+  // Channels
+  'channels.title': '渠道',
+  'channels.configure': '配置渠道',
+  'channels.setup': '设置渠道',
+  'channels.noChannels': '未配置任何渠道',
+  'channels.addChannel': '添加渠道',
+  'channels.status.connected': '已连接',
+  'channels.status.disconnected': '已断开',
+  'channels.status.error': '错误',
+  'channels.status.configuring': '配置中',
+  'channels.defaultMessaging': '默认消息渠道',
+
+  // Webhooks
+  'webhooks.title': 'Webhook',
+  'webhooks.create': '创建 Webhook',
+  'webhooks.noWebhooks': '未配置任何 Webhook',
+  'webhooks.url': 'URL',
+  'webhooks.secret': '密钥',
+  'webhooks.events': '事件',
+  'webhooks.archiveDirectory': '归档目录',
+  'webhooks.todayFile': '今日文件',
+
+  // Invites
+  'invites.title': '邀请',
+  'invites.create': '创建邀请',
+  'invites.noInvites': '暂无待处理的邀请',
+  'invites.code': '邀请码',
+  'invites.copyLink': '复制链接',
+
+  // Developer Options
+  'devOptions.title': '开发者选项',
+  'devOptions.diagnostics': '诊断',
+  'devOptions.diagnosticsDesc': '系统健康、日志与性能指标',
+  'devOptions.debugPanels': '调试面板',
+  'devOptions.debugPanelsDesc': '功能开关、状态检查与调试工具',
+  'devOptions.webhooks': 'Webhook',
+  'devOptions.webhooksDesc': '配置并测试 Webhook 集成',
+  'devOptions.memoryInspection': '记忆检查',
+  'devOptions.memoryInspectionDesc': '浏览、查询与管理记忆条目',
+
+  // Voice / Dictation
+  'voice.pushToTalk': '按住说话',
+  'voice.recording': '录音中...',
+  'voice.processing': '处理中...',
+  'voice.languageHint': '语言',
+
+  // Misc
+  'misc.rehydrating': '正在加载你的数据...',
+  'misc.checkingServices': '正在检查服务...',
+  'misc.serviceUnavailable': '服务不可用',
+  'misc.somethingWentWrong': '出现了一些问题',
+  'misc.tryAgainLater': '请稍后重试。',
+  'misc.restartApp': '重启应用',
+  'misc.updateAvailable': '发现新版本',
+  'misc.updateNow': '立即更新',
+  'misc.updateLater': '稍后再说',
+  'misc.downloading': '下载中...',
+  'misc.installing': '安装中...',
+  'misc.beta': '测试版',
+
+  // Mnemonic / Recovery
+  'mnemonic.title': '恢复短语',
+  'mnemonic.warning': '按顺序记下这些单词，并将其保存在安全的地方。',
+  'mnemonic.copyWarning': '永远不要分享你的恢复短语。任何拥有这些单词的人都可以访问你的账户。',
+  'mnemonic.copied': '恢复短语已复制到剪贴板',
+  'mnemonic.reveal': '显示短语',
+  'mnemonic.hidden': '恢复短语已隐藏',
+
+  // What Leaves My Computer
+  'privacy.title': '隐私与安全',
+  'privacy.description': '发送到外部服务的数据透明度报告。',
+  'privacy.empty': '未检测到外部数据传输。',
+  'privacy.whatLeavesComputer': '离开你电脑的数据',
+  'privacy.loading': '正在加载隐私详情...',
+  'privacy.loadError': '无法加载实时隐私列表。下方的分析控件仍然可用。',
+  'privacy.noCapabilities': '当前没有功能披露数据移动。',
+  'privacy.sentTo': '发送至',
+  'privacy.leavesDevice': '离开设备',
+  'privacy.staysLocal': '留在本地',
+  'privacy.anonymizedAnalytics': '匿名分析',
+  'privacy.shareAnonymizedData': '分享匿名使用数据',
+  'privacy.shareAnonymizedDataDesc':
+    '通过分享匿名崩溃报告和使用分析来帮助改进 OpenHuman。所有数据完全匿名——不会收集任何个人数据、消息、钱包密钥或会话信息。',
+  'privacy.meetingFollowUps': '会议跟进',
+  'privacy.autoHandoffMeet': '自动将 Google Meet 转录交给编排器',
+  'privacy.autoHandoffMeetDesc':
+    '当 Google Meet 通话结束时，OpenHuman 的编排器可以阅读转录内容，并可能执行起草消息、安排跟进、或将摘要发布到已连接的 Slack 工作区等操作。默认关闭。',
+  'privacy.analyticsDisclaimer':
+    '所有分析和错误报告完全匿名。启用后，我们仅收集崩溃信息、设备类型和错误的文件位置。我们永远不会访问你的消息、会话数据、钱包密钥、API 密钥或任何个人可识别信息。你可以随时更改此设置。',
+
+  // Settings: About
+  'settings.about.version': '版本',
+  'settings.about.updateAvailable': '可用',
+  'settings.about.softwareUpdates': '软件更新',
+  'settings.about.lastChecked': '上次检查',
+  'settings.about.checking': '检查中...',
+  'settings.about.checkForUpdates': '检查更新',
+  'settings.about.releases': '发布版本',
+  'settings.about.releasesDesc': '在 GitHub 上浏览发布说明和早期版本。',
+  'settings.about.openReleases': '打开 GitHub 发布',
+
+  // Settings: AI
+  'settings.ai.overview': 'AI 系统概览',
+  'settings.ai.configStatus': '配置状态',
+  'settings.ai.fallbackMode': '回退模式',
+  'settings.ai.loadedFromRuntime': '从运行时加载',
+  'settings.ai.loadingDuration': '加载时长',
+  'settings.ai.localRuntime': '本地模型运行时',
+  'settings.ai.openManager': '打开管理器',
+  'settings.ai.retryDownload': '重试下载',
+  'settings.ai.state': '状态',
+  'settings.ai.targetModel': '目标模型',
+  'settings.ai.download': '下载',
+  'settings.ai.localModelUnavailable': '本地模型状态不可用。',
+  'settings.ai.soulConfig': 'SOUL 角色配置',
+  'settings.ai.refreshing': '刷新中...',
+  'settings.ai.refreshSoul': '刷新 SOUL',
+  'settings.ai.loadingSoul': '正在加载 SOUL 配置...',
+  'settings.ai.identity': '身份',
+  'settings.ai.personality': '个性',
+  'settings.ai.safetyRules': '安全规则',
+  'settings.ai.source': '来源',
+  'settings.ai.loaded': '已加载',
+  'settings.ai.toolsConfig': 'TOOLS 配置',
+  'settings.ai.refreshTools': '刷新 TOOLS',
+  'settings.ai.toolsAvailable': '可用工具',
+  'settings.ai.tools': '个工具',
+  'settings.ai.activeSkills': '活跃技能',
+  'settings.ai.skills': '个技能',
+  'settings.ai.skillsOverview': '技能概览',
+  'settings.ai.refreshingAll': '刷新全部中...',
+  'settings.ai.refreshAll': '刷新所有 AI 配置',
+
+  // Settings: Notifications
+  'settings.notifications.suppressAll': '抑制所有通知',
+  'settings.notifications.suppressAllDesc':
+    '阻止来自嵌入式应用的所有操作系统通知弹窗，不受焦点状态影响。',
+  'settings.notifications.toggleDnd': '切换免打扰',
+  'settings.notifications.categories': '类别',
+  'settings.notifications.categoryFooter':
+    '禁用一个类别后，该类新的通知将不再出现在通知中心。已有的通知在被清除前保持可见。',
+
+  // Settings: Billing
+  'settings.billing.movedToWeb': '账单已移至网页',
+  'settings.billing.openDashboard': '打开账单面板',
+  'settings.billing.movedToWebDesc': '订阅变更、支付方式、配额和发票现在在 TinyHumans 网页上管理。',
+  'settings.billing.backToSettings': '返回设置',
+  'settings.billing.openingBrowser': '正在打开浏览器...',
+  'settings.billing.browserNotOpen': '如果浏览器未打开，请使用上方按钮。',
+  'settings.billing.browserOpenFailed': '无法自动打开浏览器。请使用上方按钮。',
+
+  // Settings: Tools
+  'settings.tools.chooseCapabilities': '选择 OpenHuman 可代表你使用的能力。',
+  'settings.tools.saveChanges': '保存更改',
+  'settings.tools.preferencesSaved': '偏好设置已保存',
+  'settings.tools.saveFailed': '保存偏好失败，请重试。',
+
+  // Settings: Screen Awareness
+  'settings.screenAwareness.mode': '模式',
+  'settings.screenAwareness.allExceptBlacklist': '除黑名单外全部',
+  'settings.screenAwareness.whitelistOnly': '仅白名单',
+  'settings.screenAwareness.screenMonitoring': '屏幕监控',
+  'settings.screenAwareness.saveSettings': '保存设置',
+  'settings.screenAwareness.session': '会话',
+  'settings.screenAwareness.status': '状态',
+  'settings.screenAwareness.active': '活跃',
+  'settings.screenAwareness.stopped': '已停止',
+  'settings.screenAwareness.remaining': '剩余',
+  'settings.screenAwareness.startSession': '开始会话',
+  'settings.screenAwareness.stopSession': '停止会话',
+  'settings.screenAwareness.analyzeNow': '立即分析',
+  'settings.screenAwareness.macosOnly': '屏幕感知桌面捕获和权限控制目前仅在 macOS 上受支持。',
+
+  // Connections
+  'connections.comingSoon': '即将推出',
+  'connections.setUp': '设置',
+  'connections.configured': '已配置',
+  'connections.unavailable': '不可用',
+  'connections.checking': '检查中...',
+  'connections.walletConfigured': '本地 EVM、BTC、Solana 和 Tron 身份已从你的恢复短语中配置。',
+  'connections.walletReady': '通过一个恢复短语设置本地 EVM、BTC、Solana 和 Tron 身份。',
+  'connections.walletError': '无法检查钱包状态。点击从恢复短语面板重试。',
+  'connections.walletChecking': '正在检查钱包状态...',
+  'connections.walletIdentities': '钱包身份',
+  'connections.walletDerived': '从你的恢复短语本地派生，仅作为安全元数据存储。',
+  'connections.privacySecurity': '隐私与安全',
+  'connections.privacySecurityDesc':
+    '所有数据和凭据均存储在本地，采用零数据保留政策。你的信息经过加密，绝不会与第三方共享。',
+
+  // Channels
+  'channels.status.connecting': '连接中',
+  'channels.status.notConfigured': '未配置',
+  'channels.noActiveRoute': '无活跃路由',
+  'channels.activeRoute': '活跃路由',
+  'channels.loadingDefinitions': '正在加载渠道定义...',
+  'channels.channelConnections': '渠道连接',
+  'channels.configureAuthModes': '为每个消息渠道配置认证模式。',
+  'channels.configNotAvailable': '配置',
+  'channels.channel': '渠道',
+
+  // Dev Options
+  'devOptions.coreModeNotSet': '核心模式：未设置',
+  'devOptions.coreModeNotSetDesc': '启动检查选择器尚未确认。使用选择器上的切换模式选择本地或云端。',
+  'devOptions.local': '本地',
+  'devOptions.embeddedCoreSidecar': '嵌入式核心侧车',
+  'devOptions.sidecarSpawned': '由 Tauri shell 在应用启动时进程内启动。',
+  'devOptions.cloud': '云端',
+  'devOptions.remoteCoreRpc': '远程核心 RPC',
+  'devOptions.token': '令牌',
+  'devOptions.tokenNotSet': '未设置 — RPC 将返回 401',
+  'devOptions.triggerSentryTest': '触发 Sentry 测试 (staging)',
+  'devOptions.triggerSentryTestDesc':
+    '发送一个带有标签的错误以验证 Sentry 管道。Issue #1072 — 验证后移除。',
+  'devOptions.sendTestEvent': '发送测试事件',
+  'devOptions.sending': '发送中…',
+  'devOptions.eventSent': '事件已发送',
+  'devOptions.failed': '失败',
+  'devOptions.appLogs': '应用日志',
+  'devOptions.appLogsDesc': '打开包含滚动日志文件的文件夹。报告问题时请附上最近的文件。',
+  'devOptions.openLogsFolder': '打开日志文件夹',
+
+  // Mnemonic
+  'mnemonic.phraseSaved': '恢复短语已保存',
+  'mnemonic.walletReady': '多链钱包身份已就绪。正在返回设置...',
+  'mnemonic.writeDownWords': '按顺序记下这',
+  'mnemonic.wordsInOrder':
+    '个单词，并将其保存在安全的地方。这个短语保护你的本地加密密钥以及你的 EVM、BTC、Solana 和 Tron 钱包身份。',
+  'mnemonic.cannotRecover': '这个短语一旦丢失将无法恢复，应该完全保留在你的本地设备上。',
+  'mnemonic.copyToClipboard': '复制到剪贴板',
+  'mnemonic.alreadyHavePhrase': '我已经有恢复短语',
+  'mnemonic.consentSaved': '我已保存此短语并同意将其用于本地钱包设置',
+  'mnemonic.enterPhraseToRestore':
+    '在下面输入你的恢复短语以恢复本地钱包身份，或将完整的短语粘贴到任意字段中（新备份为 12 个单词；旧版本的 24 个单词短语仍然有效）。',
+  'mnemonic.words': '单词数',
+  'mnemonic.validPhrase': '有效的恢复短语',
+  'mnemonic.generateNewPhrase': '改为生成新的恢复短语',
+  'mnemonic.securingData': '正在保护你的数据...',
+  'mnemonic.saveRecoveryPhrase': '保存恢复短语',
+  'mnemonic.userNotLoaded': '用户未加载。请重新登录或刷新页面。',
+  'mnemonic.invalidPhrase': '恢复短语无效。请检查你的单词后重试。',
+  'mnemonic.somethingWentWrong': '出了点问题。请重试。',
+
+  // Team
+  'team.failedToCreate': '创建团队失败',
+  'team.invalidInviteCode': '无效或已过期的邀请码',
+  'team.failedToSwitch': '切换团队失败',
+  'team.failedToLeave': '离开团队失败',
+  'team.role.owner': '拥有者',
+  'team.role.admin': '管理员',
+  'team.role.billingManager': '账单管理员',
+  'team.role.member': '成员',
+  'team.active': '活跃',
+  'team.personalTeam': '个人团队',
+  'team.manageTeam': '管理团队',
+  'team.switching': '切换中...',
+  'team.switch': '切换',
+  'team.leaving': '离开中...',
+  'team.leave': '离开',
+  'team.yourTeams': '你的团队',
+  'team.createNewTeam': '创建新团队',
+  'team.teamName': '团队名称',
+  'team.creating': '创建中...',
+  'team.joinExistingTeam': '加入已有团队',
+  'team.inviteCode': '邀请码',
+  'team.joining': '加入中...',
+  'team.join': '加入',
+  'team.leaveTeam': '离开团队',
+  'team.confirmLeave': '确定要离开',
+  'team.leaveWarning': '你将失去对该团队及所有团队资源的访问权限。需要重新获得邀请才能重新加入。',
+  'team.management': '团队管理',
+  'team.notFound': '未找到团队',
+  'team.accessDenied': '访问被拒绝',
+  'team.members': '成员',
+
+  // Voice
+  'voice.title': '语音听写',
+  'voice.settings': '语音设置',
+  'voice.settingsDesc': '按住快捷键进行语音听写，将文本插入到当前活动字段中。',
+  'voice.hotkey': '快捷键',
+  'voice.activationMode': '激活模式',
+  'voice.tapToToggle': '点击切换',
+  'voice.writingStyle': '书写风格',
+  'voice.verbatimTranscription': '逐字转录',
+  'voice.naturalCleanup': '自然清理',
+  'voice.autoStart': '与核心一起自动启动语音服务',
+  'voice.customDictionary': '自定义词典',
+  'voice.customDictionaryDesc': '添加姓名、技术术语和领域词汇以提高识别准确率。',
+  'voice.addWord': '添加词语...',
+  'voice.sttDisabled': '语音听写功能在本地 STT 模型下载并准备好之前被禁用。',
+  'voice.openLocalAiModel': '打开本地 AI 模型',
+  'voice.serverRestarted': '语音服务已使用新设置重启。',
+  'voice.settingsSaved': '语音设置已保存。',
+  'voice.serverStarted': '语音服务已启动。',
+  'voice.serverStopped': '语音服务已停止。',
+  'voice.saveVoiceSettings': '保存语音设置',
+  'voice.startVoiceServer': '启动语音服务',
+  'voice.stopVoiceServer': '停止语音服务',
+  'voice.debugTitle': '语音调试',
+
+  // Autocomplete
+  'autocomplete.title': '自动补全',
+  'autocomplete.settings': '设置',
+  'autocomplete.acceptWithTab': 'Tab 键接受',
+  'autocomplete.stylePreset': '风格预设',
+  'autocomplete.style.balanced': '均衡',
+  'autocomplete.style.concise': '简洁',
+  'autocomplete.style.formal': '正式',
+  'autocomplete.style.casual': '随意',
+  'autocomplete.style.custom': '自定义',
+  'autocomplete.disabledApps': '禁用的应用（每行一个包名/应用令牌）',
+  'autocomplete.saveSettings': '保存设置',
+  'autocomplete.saving': '保存中…',
+  'autocomplete.runtime': '运行时',
+  'autocomplete.running': '运行中',
+  'autocomplete.start': '启动',
+  'autocomplete.stop': '停止',
+  'autocomplete.settingsSaved': '自动补全设置已保存。',
+  'autocomplete.started': '自动补全已启动。',
+  'autocomplete.didNotStart': '自动补全未能启动。请检查是否已启用。',
+  'autocomplete.stopped': '自动补全已停止。',
+  'autocomplete.advancedSettings': '高级设置',
+  'autocomplete.debugTitle': '自动补全调试',
+
+  // Chat
+  'chat.agentChat': '智能体对话',
+  'chat.overrides': '覆盖设置',
+  'chat.model': '模型',
+  'chat.temperature': '温度',
+  'chat.conversation': '对话',
+  'chat.startAgentConversation': '开始与智能体对话。',
+  'chat.you': '你',
+  'chat.agent': '智能体',
+  'chat.askAgent': '向智能体提问...',
+  'chat.sendMessage': '发送消息',
+
+  // Composio
+  'composio.triageTitle': '集成触发器',
+  'composio.triageDesc':
+    '启用时，每个传入的 Composio 触发器都会经过 AI 分类步骤，对事件进行分类并可能启动自动化操作——每个触发器使用一个本地 LLM 轮次。如果你更喜欢手动审查，可以全局或按集成禁用。如果环境变量',
+  'composio.disableAllTriage': '禁用所有触发器的 AI 分类',
+  'composio.triggersStillRecorded': '触发器仍记录到历史记录中——不运行 LLM 轮次。',
+  'composio.disableSpecificIntegrations': '禁用特定集成的 AI 分类',
+  'composio.settingsSaved': '设置已保存',
+  'composio.saveFailed': '保存失败。请重试。',
+
+  // Cron
+  'cron.title': '定时任务',
+  'cron.scheduledJobs': '计划任务',
+  'cron.manageCronJobs': '管理核心调度器的定时任务。',
+  'cron.refreshCronJobs': '刷新定时任务',
+
+  // Local Model
+  'localModel.modelStatus': '模型状态',
+  'localModel.downloadModels': '下载模型',
+  'localModel.usage': '使用',
+  'localModel.usageDesc': '选择哪些子系统在本地模型上运行。未勾选的将使用云端。',
+  'localModel.enableRuntime': '启用本地 AI 运行时',
+  'localModel.enableRuntimeDesc':
+    '总开关。默认关闭——Ollama 保持空闲。启用后，树摘要器、屏幕智能和自动补全始终使用本地模型。',
+  'localModel.advancedSettings': '高级设置',
+  'localModel.debugTitle': '本地模型调试',
+
+  // Screen Awareness
+  'screenAwareness.debugTitle': '屏幕感知调试',
+
+  // Memory
+  'memory.debugTitle': '记忆调试',
+
+  // Webhooks
+  'webhooks.debugTitle': 'Webhook 调试',
+
+  // Notifications
+  'notifications.routingTitle': '通知路由',
+
+  // Common (additional)
+  'common.reload': '重新加载',
+  'common.skip': '跳过',
+  'common.disable': '禁用',
+  'common.enable': '启用',
+
+  // Chat (additional)
+  'chat.safetyTimeout': '助手 2 分钟内未响应。请重试或检查你的连接。',
+  'chat.filter.all': '全部',
+  'chat.filter.work': '工作',
+  'chat.filter.briefing': '简报',
+  'chat.filter.notification': '通知',
+  'chat.selectThread': '选择一个对话',
+  'chat.threads': '对话列表',
+  'chat.noThreads': '暂无对话',
+  'chat.noLabelThreads': '此标签下暂无对话',
+  'chat.deleteThread': '删除对话',
+  'chat.deleteThreadConfirm': '确定要删除"{title}"吗？',
+  'chat.untitledThread': '未命名对话',
+  'chat.hideSidebar': '隐藏侧边栏',
+  'chat.showSidebar': '显示侧边栏',
+  'chat.newThreadShortcut': '新建对话',
+  'chat.new': '新建',
+  'chat.failedToLoadMessages': '加载消息失败',
+  'chat.thinkingIteration': '思考中...({n})',
+  'chat.thinkingDots': '思考中...',
+  'chat.approachingLimit': '接近使用限制',
+  'chat.approachingLimitMsg': '你已使用了可用配额的{pct}%。',
+  'chat.upgrade': '升级',
+  'chat.weeklyLimitHit': '已达到每周限制。',
+  'chat.resets': '重置时间',
+  'chat.topUpToContinue': '充值以继续使用。',
+  'chat.budgetComplete': '预算已用完。',
+  'chat.rateLimitReached': '已达到速率限制。',
+  'chat.topUp': '充值',
+  'chat.fiveHourLimit': '5小时限制',
+  'chat.weeklyLimit': '每周限制',
+  'chat.left': '剩余',
+  'chat.setup': '设置',
+  'chat.switchToText': '切换到文本',
+  'chat.transcribing': '转录中...',
+  'chat.stopAndSend': '停止并发送',
+  'chat.startTalking': '开始说话',
+  'chat.playingVoiceReply': '正在播放语音回复',
+  'chat.voiceHint': '使用麦克风说话',
+  'chat.micUnavailable': '麦克风不可用',
+  'chat.turn': '轮',
+  'chat.turns': '轮',
+  'chat.openWorkerThread': '打开工作线程',
+
+  // Memory (additional)
+  'memory.searchAria': '搜索记忆',
+  'memory.searchPlaceholder': '搜索记忆条目...',
+  'memory.sourceFilter.all': '所有来源',
+  'memory.sourceFilter.email': '邮件',
+  'memory.sourceFilter.calendar': '日历',
+  'memory.sourceFilter.telegram': 'Telegram',
+  'memory.sourceFilter.aiInsight': 'AI 洞察',
+  'memory.sourceFilter.system': '系统',
+  'memory.sourceFilter.trading': '交易',
+  'memory.sourceFilter.security': '安全',
+  'memory.ingestionActivity': '摄取活动',
+  'memory.events': '个事件',
+  'memory.event': '个事件',
+  'memory.overTheLast': '过去',
+  'memory.months': '个月',
+  'memory.peak': '峰值',
+  'memory.perDay': '/天',
+  'memory.less': '较少',
+  'memory.more': '较多',
+  'memory.on': '于',
+  'memory.loading': '正在加载记忆',
+  'memory.fetching': '正在获取你的记忆条目...',
+  'memory.analyzing': '正在分析记忆',
+  'memory.analyzingHint': '正在处理你的记忆以提取洞察...',
+  'memory.noMatches': '未找到匹配',
+  'memory.noMatchesHint': '尝试更改搜索词或筛选条件。',
+  'memory.allCaughtUp': '全部完成',
+  'memory.allCaughtUpHint': '没有新的记忆条目需要处理。',
+  'memory.noAnalysis': '暂无分析',
+  'memory.noAnalysisHint': '运行分析以发现记忆中的模式。',
+  'memory.emptyHint': '开始交互以创建你的第一条记忆。',
+
+  // Mic
+  'mic.unavailable': '麦克风不可用',
+  'mic.permissionDenied': '麦克风权限被拒绝',
+  'mic.failedToStartRecorder': '启动录音失败',
+  'mic.transcribing': '转录中...',
+  'mic.tapToSend': '点击发送',
+  'mic.waitingForAgent': '等待助手...',
+  'mic.tapAndSpeak': '点击说话',
+  'mic.stopRecording': '停止录音',
+  'mic.startRecording': '开始录音',
+
+  // Token
+  'token.usageLimitReached': '已达到使用限制',
+  'token.approachingLimit': '接近限制',
+  'token.planClickForDetails': '套餐 - 点击查看详情',
+  'token.sessionTokens': '输入: {in} | 输出: {out} | 轮次: {turns}',
+  'token.limit': '已达限制',
+
+  // Catalog
+  'catalog.noCapabilityBinding': '无能力绑定',
+  'catalog.downloadFailed': '下载失败',
+  'catalog.active': '活跃',
+  'catalog.installed': '已安装',
+  'catalog.notDownloaded': '未下载',
+  'catalog.inUse': '使用中',
+  'catalog.use': '使用',
+  'catalog.deleteModel': '删除模型',
+  'catalog.download': '下载',
+
+  // Navigator
+  'navigator.recent': '最近',
+  'navigator.today': '今天',
+  'navigator.thisWeek': '本周',
+  'navigator.sources': '来源',
+  'navigator.email': '邮件',
+  'navigator.slack': 'Slack',
+  'navigator.chat': '对话',
+  'navigator.documents': '文档',
+  'navigator.people': '联系人',
+  'navigator.topics': '主题',
+
+  // Dreams
+  'dreams.description': '梦境是 AI 生成的反思，综合了你记忆中的模式。',
+  'dreams.comingSoon': '即将推出',
+
+  // Assignment
+  'assignment.memoryLlm': '记忆 LLM',
+  'assignment.memoryLlmAria': '选择记忆 LLM',
+  'assignment.embedder': '嵌入模型',
+  'assignment.loaded': '已加载',
+  'assignment.notDownloaded': '未下载',
+  'assignment.usedForExtractSummarise': '用于提取和摘要',
+
+  // Insights
+  'insights.knownFacts': '已知事实',
+  'insights.preferences': '偏好',
+  'insights.relationships': '关系',
+  'insights.skills': '技能',
+  'insights.opinions': '观点',
+  'insights.other': '其他',
+  'insights.title': '洞察',
+  'insights.empty': '暂无洞察。随着你的记忆增长，洞察会自动生成。',
+  'insights.description': '基于记忆图谱中的 {count} 个关系。',
+  'insights.items': '条',
+  'insights.more': '更多',
+
+  // Calls
+  'calls.joiningCall': '正在加入通话',
+  'calls.meetWindowOpening': 'Meet 窗口正在打开...',
+  'calls.failedToStart': '启动通话失败',
+  'calls.couldNotStart': '无法启动通话',
+  'calls.failedToClose': '关闭通话失败',
+  'calls.couldNotClose': '无法关闭通话',
+  'calls.joinMeet': '加入 Meet',
+  'calls.joinMeetDescription': '输入 Google Meet 链接以加入。',
+  'calls.meetLink': 'Meet 链接',
+  'calls.displayName': '显示名称',
+  'calls.openingMeet': '正在打开 Meet...',
+  'calls.joinCall': '加入通话',
+  'calls.activeCalls': '活跃通话',
+  'calls.leave': '离开',
+
+  // Workspace
+  'workspace.wipeConfirm': '确定要清除所有记忆吗？此操作不可撤销。',
+  'workspace.resetTreeConfirm': '确定要重建记忆树吗？',
+  'workspace.wipeTitle': '清除记忆',
+  'workspace.resetting': '重置中...',
+  'workspace.resetMemory': '重置记忆',
+  'workspace.resetTreeTitle': '重建记忆树',
+  'workspace.rebuilding': '重建中...',
+  'workspace.resetMemoryTree': '重置记忆树',
+  'workspace.building': '构建中...',
+  'workspace.buildSummaryTrees': '构建摘要树',
+  'workspace.viewVault': '查看存储库',
+  'workspace.graphLoadFailed': '无法加载记忆图谱',
+  'workspace.loadingGraph': '正在加载记忆图谱...',
+  'workspace.graphViewMode': '记忆图谱视图模式',
+  'workspace.trees': '树状视图',
+  'workspace.contacts': '联系人',
+
+  // Graph
+  'graph.noContactMentions': '无联系人提及',
+  'graph.noMemory': '无记忆',
+  'graph.source': '来源',
+  'graph.topic': '主题',
+  'graph.global': '全局',
+  'graph.document': '文档',
+  'graph.contact': '联系人',
+  'graph.nodes': '个节点',
+  'graph.parentChild': '父子',
+  'graph.documentContact': '文档-联系人',
+  'graph.link': '条链接',
+  'graph.links': '条链接',
+  'graph.children': '个子节点',
+  'graph.clickToOpenObsidian': '点击在 Obsidian 中打开',
+  'graph.person': '人物',
+
+  // Modal
+  'modal.dontShowAgain': '不再显示',
+
+  // Reflections
+  'reflections.loading': '正在加载反思...',
+  'reflections.empty': '暂无反思',
+  'reflections.title': '反思',
+  'reflections.proposedAction': '建议操作',
+  'reflections.act': '执行',
+  'reflections.dismiss': '忽略',
+
+  // WhatsApp
+  'whatsapp.chatsSynced': '个对话已同步',
+  'whatsapp.chatSynced': '个对话已同步',
+
+  // Sync
+  'sync.active': '活跃',
+  'sync.recent': '最近',
+  'sync.idle': '空闲',
+  'sync.memorySources': '记忆来源',
+  'sync.noConnectedSources': '未连接任何来源',
+  'sync.chunks': '个片段',
+  'sync.lastChunk': '最后片段：',
+  'sync.pending': '待处理',
+  'sync.processed': '已处理',
+  'sync.syncing': '同步中...',
+  'sync.sync': '同步',
+  'sync.failedToLoad': '加载失败',
+  'sync.noContent': '无可用内容',
+
+  // Backend
+  'backend.aiBackend': 'AI 后端',
+  'backend.cloud': '云端',
+  'backend.recommended': '推荐',
+  'backend.cloudDescription': '快速、强大的模型托管在我们的服务器上。可立即使用。',
+  'backend.privacyNote': '个人数据、消息或密钥绝不会发送到我们的服务器。',
+  'backend.local': '本地',
+  'backend.advanced': '高级',
+  'backend.localDescription': '使用 Ollama 在本地运行模型。完全隐私，需要设置。',
+  'backend.ramRecommended': '建议 16GB+ 内存',
+
+  // Subconscious
+  'subconscious.tasks': '个任务',
+  'subconscious.ticks': '次滴答',
+  'subconscious.last': '上次',
+  'subconscious.failed': '失败',
+  'subconscious.tickInterval': '滴答间隔',
+  'subconscious.runNow': '立即运行',
+  'subconscious.approvalNeeded': '需要审批',
+  'subconscious.requiresApproval': '需要审批',
+  'subconscious.fixInConnections': '在连接中修复',
+  'subconscious.goAhead': '继续执行',
+  'subconscious.activeTasks': '活跃任务',
+  'subconscious.noActiveTasks': '暂无活跃任务',
+  'subconscious.default': '默认',
+  'subconscious.addTaskPlaceholder': '添加新任务...',
+  'subconscious.activityLog': '活动日志',
+  'subconscious.noActivity': '暂无活动',
+  'subconscious.decision.nothingNew': '无新内容',
+  'subconscious.decision.completed': '已完成',
+  'subconscious.decision.evaluating': '评估中',
+  'subconscious.decision.waitingApproval': '等待审批',
+  'subconscious.decision.failed': '失败',
+  'subconscious.decision.cancelled': '已取消',
+  'subconscious.decision.skipped': '已跳过',
+
+  // Actionable
+  'actionable.complete': '完成',
+  'actionable.dismiss': '忽略',
+  'actionable.snooze': '稍后提醒',
+  'actionable.new': '新',
+
+  // Stats
+  'stats.storage': '存储',
+  'stats.files': '个文件',
+  'stats.documents': '文档',
+  'stats.today': '今天',
+  'stats.namespaces': '命名空间',
+  'stats.relations': '关系',
+  'stats.firstMemory': '首条记忆',
+  'stats.latest': '最新',
+  'stats.sessions': '会话数',
+  'stats.tokens': '个令牌',
+
+  // Boot Check Gate
+  'bootCheck.invalidUrl': '请输入核心 URL。',
+  'bootCheck.urlMustStartWith': 'URL 必须以 http:// 或 https:// 开头',
+  'bootCheck.validUrlRequired': '请输入有效的 URL（例如 https://core.example.com/rpc）',
+  'bootCheck.tokenRequired': '请输入核心认证令牌。',
+  'bootCheck.chooseCoreMode': '选择核心模式',
+  'bootCheck.connectToCore': '连接到你的核心',
+  'bootCheck.desktopDescription': 'OpenHuman 需要一个运行中的核心才能工作。请选择连接方式。',
+  'bootCheck.webDescription':
+    '网页版 OpenHuman 连接到由你控制的远程核心。请输入其 URL 和认证令牌，或安装桌面版在本地运行核心。',
+  'bootCheck.preferDesktop': '更希望在自己的设备上运行一切？',
+  'bootCheck.downloadDesktop': '下载桌面应用',
+  'bootCheck.localRecommended': '本地（推荐）',
+  'bootCheck.localDescription': '嵌入式核心在本设备上运行 — 最快，无需配置。',
+  'bootCheck.cloudMode': '云端',
+  'bootCheck.cloudDescription': '连接到自定义 URL 处的远程核心。',
+  'bootCheck.coreRpcUrl': '核心 RPC URL',
+  'bootCheck.rpcUrlPlaceholder': 'https://core.example.com/rpc',
+  'bootCheck.authToken': '认证令牌',
+  'bootCheck.bearerTokenPlaceholder': '远程核心上配置的 Bearer 令牌',
+  'bootCheck.storedLocally': '仅存储在本设备上。远程核心必需 — 桌面版每次 RPC 都会以 ',
+  'bootCheck.testing': '测试中…',
+  'bootCheck.testConnection': '测试连接',
+  'bootCheck.connectedOk': '已连接 ✓',
+  'bootCheck.authFailed': '认证失败 — 请检查令牌（收到 401/403）。',
+  'bootCheck.unreachablePrefix': '无法连接：',
+  'bootCheck.checkingCore': '正在检查核心…',
+  'bootCheck.cannotReach': '无法连接到核心',
+  'bootCheck.cannotReachDesc': '核心进程无法访问。请尝试切换到其他模式。',
+  'bootCheck.switchMode': '切换模式',
+  'bootCheck.quit': '退出',
+  'bootCheck.legacyDetected': '检测到旧版后台核心',
+  'bootCheck.legacyDescription':
+    '此设备上正在运行一个单独安装的 OpenHuman 守护进程。必须先将其移除，嵌入式核心才能接管。',
+  'bootCheck.removing': '正在移除…',
+  'bootCheck.removeContinue': '移除并继续',
+  'bootCheck.localNeedsRestart': '本地核心需要重启',
+  'bootCheck.localNeedsRestartDesc': '本地核心版本与此应用构建版本不匹配。重启后将加载正确的版本。',
+  'bootCheck.restarting': '正在重启…',
+  'bootCheck.restartCore': '重启核心',
+  'bootCheck.cloudNeedsUpdate': '云端核心需要更新',
+  'bootCheck.cloudNeedsUpdateDesc':
+    '云端核心版本与此应用构建版本不匹配。请运行核心更新程序来解决此差异。',
+  'bootCheck.updating': '正在更新…',
+  'bootCheck.updateCloudCore': '更新云端核心',
+  'bootCheck.versionCheckFailed': '核心版本检查失败',
+  'bootCheck.versionCheckFailedDesc':
+    '核心正在运行但未暴露版本接口。它可能已过时。请重启或更新核心以继续。',
+  'bootCheck.working': '正在执行…',
+  'bootCheck.restartUpdateCore': '重启 / 更新核心',
+  'bootCheck.unexpectedError': '意外的启动检查错误',
+  'bootCheck.actionFailed': '操作失败 — 请重试。',
+
+  // Notifications: category labels & timestamps
+  'notifications.justNow': '刚刚',
+  'notifications.minAgo': '{n} 分钟前',
+  'notifications.hrAgo': '{n} 小时前',
+  'notifications.dayAgo': '{n} 天前',
+  'notifications.category.messages': '消息',
+  'notifications.category.agents': '智能体',
+  'notifications.category.skills': '技能',
+  'notifications.category.system': '系统',
+  'notifications.category.meetings': '会议',
+  'notifications.category.reminders': '提醒',
+  'notifications.category.important': '重要',
+
+  // About / Updates: status summary phrases
+  'about.update.status.checking': '检查中...',
+  'about.update.status.available': 'v{version} 可用',
+  'about.update.status.availableNoVersion': '更新可用',
+  'about.update.status.downloading': '下载中...',
+  'about.update.status.readyToInstall': 'v{version} 已准备好安装',
+  'about.update.status.readyToInstallNoVersion': '已准备好安装',
+  'about.update.status.installing': '安装中...',
+  'about.update.status.restarting': '重启中...',
+  'about.update.status.upToDate': '已是最新版本',
+  'about.update.status.error': '更新检查失败',
+  'about.update.status.default': '检查更新',
+
+  // Welcome: connection error messages
+  'welcome.connectionFailed': '连接失败: {status} {statusText}',
+  'welcome.connectionFailedMsg': '连接失败: {message}',
+
+  // Chat: Agent chat panel description
+  'chat.agentChatDesc': '与智能体进行直接对话。',
+
+  // Channels: active route interpolated value
+  'channels.activeRouteValue': '{channel} 通过 {authMode}',
+
+  // Privacy: data kind labels for What Leaves My Computer
+  'privacy.dataKind.messages': '消息',
+  'privacy.dataKind.agents': '智能体',
+  'privacy.dataKind.skills': '技能',
+  'privacy.dataKind.system': '系统',
+  'privacy.dataKind.meetings': '会议',
+  'privacy.dataKind.reminders': '提醒',
+  'privacy.dataKind.important': '重要',
+
+  // Onboarding: supplementary keys
+  'onboarding.enableLocalAI': '启用本地 AI',
+  'onboarding.skills.status.available': '可用',
+  'onboarding.skills.status.connected': '已连接',
+  'onboarding.skills.status.connecting': '连接中',
+  'onboarding.skills.status.error': '错误',
+  'onboarding.skills.status.unavailable': '不可用',
+
+  // Composio: miscellaneous
+  'composio.statusUnavailable': '状态不可用',
+  'composio.envVarOverrides': '已设置，将覆盖此设置。',
+
+  // Memory: day-of-week labels for heatmap
+  'memory.day.sun': '日',
+  'memory.day.mon': '一',
+  'memory.day.tue': '二',
+  'memory.day.wed': '三',
+  'memory.day.thu': '四',
+  'memory.day.fri': '五',
+  'memory.day.sat': '六',
+
+  // Memory: ingestion status labels
+  'memory.ingesting': '摄取中',
+  'memory.ingestionQueued': '排队中',
+  'memory.ingestingTitle': '正在摄取 {title}',
+
+  // Mic: error messages
+  'mic.noAudioCaptured': '未捕获到音频',
+  'mic.noSpeechDetected': '未检测到语音',
+  'mic.failedToStopRecording': '停止录音失败: {message}',
+  'mic.transcriptionFailed': '转录失败: {message}',
+
+  // Reflections: kind labels
+  'reflections.kind.retrospective': '回顾',
+  'reflections.kind.derivedFact': '派生事实',
+  'reflections.kind.moodInsight': '情绪洞察',
+  'reflections.kind.relationshipInsight': '关系洞察',
+
+  // Graph: tooltip keys
+  'graph.tooltip.summary': '摘要',
+  'graph.tooltip.contact': '联系人',
+
+  // Local Model: usage labels
+  'localModel.usage.never': '从不',
+  'localModel.usage.mediumLoad': '中等负载',
+  'localModel.usage.lowLoad': '低负载',
+  'localModel.usage.idleMode': '空闲模式',
+  'localModel.rebootstrapComplete': '模型重新引导完成。',
+  'localModel.modelsVerified': '本地模型已验证。',
+};
+
+export default zhCN;
diff --git a/app/src/pages/Accounts.tsx b/app/src/pages/Accounts.tsx
index 1e14fc7c9..eb43983f7 100644
--- a/app/src/pages/Accounts.tsx
+++ b/app/src/pages/Accounts.tsx
@@ -4,11 +4,12 @@ import AddAccountModal from '../components/accounts/AddAccountModal';
 import { AgentIcon, ProviderIcon } from '../components/accounts/providerIcons';
 // import RespondQueuePanel from '../components/accounts/RespondQueuePanel';
 import WebviewHost from '../components/accounts/WebviewHost';
+import { usePrewarmMostRecentAccount } from '../hooks/usePrewarmMostRecentAccount';
 // [#1123] Commented out — welcome-agent onboarding replaced by Joyride walkthrough
 // import { isWelcomeLocked } from '../lib/coreState/store';
 // [#1123] Commented out — welcome-agent onboarding replaced by Joyride walkthrough
 // import { useCoreState } from '../providers/CoreStateProvider';
-import { usePrewarmMostRecentAccount } from '../hooks/usePrewarmMostRecentAccount';
+import { useT } from '../lib/i18n/I18nContext';
 import { trackEvent } from '../services/analytics';
 import {
   hideWebviewAccount,
@@ -99,6 +100,7 @@ interface ContextMenuState {
 }
 
 const Accounts = () => {
+  const { t } = useT();
   const dispatch = useAppDispatch();
   const accountsById = useAppSelector(state => state.accounts.accounts);
   const order = useAppSelector(state => state.accounts.order);
@@ -241,7 +243,7 @@ const Accounts = () => {
       {/* Narrow icon rail — always rendered. */}
       {/* [#1123] welcomeLocked guard removed — welcome-agent onboarding replaced by Joyride walkthrough */}
       <aside className="z-30 flex w-16 flex-none flex-col items-center gap-2 bg-white/60 py-3 backdrop-blur-md my-3 ml-3 rounded-2xl border border-stone-200/70 shadow-soft">
-        <RailButton active={isAgentSelected} onClick={selectAgent} tooltip="Agent">
+        <RailButton active={isAgentSelected} onClick={selectAgent} tooltip={t('accounts.agent')}>
           <AgentIcon className="h-9 w-9 rounded-lg" />
         </RailButton>
 
@@ -260,14 +262,14 @@ const Accounts = () => {
         <button
           onClick={() => setAddOpen(true)}
           className="group relative mt-2 flex h-11 w-11 items-center justify-center rounded-xl border border-dashed border-stone-300 text-stone-400 hover:z-50 hover:bg-stone-50 hover:text-stone-600"
-          aria-label="Add app">
+          aria-label={t('accounts.addAccount')}>
           <svg className="h-5 w-5" fill="none" stroke="currentColor" viewBox="0 0 24 24">
             <path strokeLinecap="round" strokeLinejoin="round" strokeWidth={2} d="M12 4v16m8-8H4" />
           </svg>
           {/* Issue #1284 — see RailButton for why the tooltip sits below
               the icon instead of to the right. */}
           <span className="pointer-events-none absolute left-1/2 top-full mt-1 -translate-x-1/2 whitespace-nowrap rounded-md bg-stone-900 px-2 py-1 text-xs text-white opacity-0 shadow-md transition-opacity group-hover:opacity-100 z-50">
-            Add app
+            {t('accounts.addAccount')}
           </span>
         </button>
       </aside>
@@ -297,7 +299,7 @@ const Accounts = () => {
           </div>
         ) : (
           <div className="flex flex-1 items-center justify-center text-sm text-stone-400">
-            Select or add an app to get started.
+            {t('accounts.noAccounts')}
           </div>
         )}
       </main>
@@ -325,7 +327,7 @@ const Accounts = () => {
                 d="M17 16l4-4m0 0l-4-4m4 4H7m6 4v1a3 3 0 01-3 3H6a3 3 0 01-3-3V7a3 3 0 013-3h4a3 3 0 013 3v1"
               />
             </svg>
-            Logout
+            {t('accounts.disconnect')}
           </button>
         </div>
       )}
diff --git a/app/src/pages/Channels.tsx b/app/src/pages/Channels.tsx
index a725b4ebd..f9f936448 100644
--- a/app/src/pages/Channels.tsx
+++ b/app/src/pages/Channels.tsx
@@ -3,9 +3,11 @@ import { useState } from 'react';
 import ChannelConfigPanel from '../components/channels/ChannelConfigPanel';
 import ChannelSelector from '../components/channels/ChannelSelector';
 import { useChannelDefinitions } from '../hooks/useChannelDefinitions';
+import { useT } from '../lib/i18n/I18nContext';
 import type { ChannelType } from '../types/channels';
 
 const Channels = () => {
+  const { t } = useT();
   const { definitions, loading, error } = useChannelDefinitions();
   const [selectedChannel, setSelectedChannel] = useState<ChannelType>('telegram');
 
@@ -20,7 +22,7 @@ const Channels = () => {
 
         {loading ? (
           <div className="rounded-xl border border-stone-200 bg-white p-6 text-sm text-stone-400">
-            Loading channel definitions...
+            {t('common.loading')}
           </div>
         ) : (
           <>
diff --git a/app/src/pages/Conversations.tsx b/app/src/pages/Conversations.tsx
index ba3c5e338..31bdbec55 100644
--- a/app/src/pages/Conversations.tsx
+++ b/app/src/pages/Conversations.tsx
@@ -15,6 +15,7 @@ import MicComposer from '../features/human/MicComposer';
 // import { ONBOARDING_WELCOME_THREAD_LABEL } from '../constants/onboardingChat';
 import { useStickToBottom } from '../hooks/useStickToBottom';
 import { useUsageState } from '../hooks/useUsageState';
+import { useT } from '../lib/i18n/I18nContext';
 import { trackEvent } from '../services/analytics';
 // [#1123] getCoreStateSnapshot and isWelcomeLocked commented out — welcome-agent onboarding replaced by Joyride walkthrough
 // import { getCoreStateSnapshot, isWelcomeLocked } from '../lib/coreState/store';
@@ -175,6 +176,7 @@ export function formatThreadLoadError(err: unknown): string {
 // }
 
 const Conversations = ({ variant = 'page', composer = 'text' }: ConversationsProps = {}) => {
+  const { t } = useT();
   const dispatch = useAppDispatch();
   const navigate = useNavigate();
   const {
@@ -420,12 +422,7 @@ const Conversations = ({ variant = 'page', composer = 'text' }: ConversationsPro
     sendingThreadIdRef.current = threadId;
     sendingTimeoutRef.current = setTimeout(() => {
       console.warn('[chat] silence timeout: no inference signal for 120s');
-      setSendError(
-        chatSendError(
-          'safety_timeout',
-          'No response from the agent after 2 minutes. Try again or check your connection.'
-        )
-      );
+      setSendError(chatSendError('safety_timeout', t('chat.safetyTimeout')));
       dispatch(clearRuntimeForThread({ threadId }));
       dispatch(setActiveThread(null));
       sendingTimeoutRef.current = null;
@@ -997,10 +994,10 @@ const Conversations = ({ variant = 'page', composer = 'text' }: ConversationsPro
   // Fixed tab set so categories don't disappear when empty and the active
   // filter state remains unambiguous regardless of what threads exist.
   const labelTabs = [
-    { label: 'All', value: 'all' },
-    { label: 'Work', value: 'work' },
-    { label: 'Briefing', value: 'briefing' },
-    { label: 'Notification', value: 'notification' },
+    { label: t('chat.filter.all'), value: 'all' },
+    { label: t('chat.filter.work'), value: 'work' },
+    { label: t('chat.filter.briefing'), value: 'briefing' },
+    { label: t('chat.filter.notification'), value: 'notification' },
   ];
 
   const isSidebar = variant === 'sidebar';
@@ -1014,8 +1011,8 @@ const Conversations = ({ variant = 'page', composer = 'text' }: ConversationsPro
   // Stable title resolver used by both the sidebar thread list and the header.
   // [#1123] welcome-lock title override removed — Joyride walkthrough replaced welcome-agent
   const resolveThreadDisplayTitle = (threadId: string | null): string => {
-    if (!threadId) return 'Select a thread';
-    const t = threads.find(thr => thr.id === threadId);
+    if (!threadId) return t('chat.selectThread');
+    const thr = threads.find(th => th.id === threadId);
     // [#1123] Commented out — welcome-agent onboarding replaced by Joyride walkthrough
     // if (
     //   welcomeLocked &&
@@ -1024,7 +1021,7 @@ const Conversations = ({ variant = 'page', composer = 'text' }: ConversationsPro
     // ) {
     //   return 'Onboarding';
     // }
-    return t?.title ?? 'Select a thread';
+    return thr?.title ?? t('chat.selectThread');
   };
 
   return (
@@ -1041,12 +1038,12 @@ const Conversations = ({ variant = 'page', composer = 'text' }: ConversationsPro
       {!isSidebar && effectiveShowSidebar && (
         <div className="w-64 flex-shrink-0 flex flex-col bg-white rounded-2xl shadow-soft border border-stone-200 overflow-hidden">
           <div className="flex items-center justify-between px-4 py-3 border-b border-stone-100">
-            <h2 className="text-sm font-semibold text-stone-700">Threads</h2>
+            <h2 className="text-sm font-semibold text-stone-700">{t('chat.threads')}</h2>
             {/* [#1123] welcomeLocked guard removed — always show new thread button */}
             <button
               onClick={() => void handleCreateNewThread()}
               className="w-7 h-7 flex items-center justify-center rounded-lg hover:bg-stone-100 text-stone-500 hover:text-stone-700 transition-colors"
-              title="New thread">
+              title={t('chat.newThread')}>
               <svg className="w-4 h-4" fill="none" stroke="currentColor" viewBox="0 0 24 24">
                 <path
                   strokeLinecap="round"
@@ -1069,7 +1066,9 @@ const Conversations = ({ variant = 'page', composer = 'text' }: ConversationsPro
           <div className="flex-1 overflow-y-auto">
             {sortedThreads.length === 0 ? (
               <p className="px-4 py-6 text-xs text-stone-400 text-center">
-                {selectedLabel === 'all' ? 'No threads yet' : `No "${selectedLabel}" threads`}
+                {selectedLabel === 'all'
+                  ? t('chat.noThreads')
+                  : t('chat.noLabelThreads').replace('{label}', selectedLabel)}
               </p>
             ) : (
               sortedThreads.map(thread => (
@@ -1109,10 +1108,13 @@ const Conversations = ({ variant = 'page', composer = 'text' }: ConversationsPro
                         e.stopPropagation();
                         setDeleteModal({
                           isOpen: true,
-                          title: 'Delete thread',
-                          message: `Are you sure you want to delete "${thread.title || 'Untitled thread'}"? This cannot be undone.`,
-                          confirmText: 'Delete',
-                          cancelText: 'Cancel',
+                          title: t('chat.deleteThread'),
+                          message: t('chat.deleteThreadConfirm').replace(
+                            '{title}',
+                            thread.title || t('chat.untitledThread')
+                          ),
+                          confirmText: t('common.delete'),
+                          cancelText: t('common.cancel'),
                           destructive: true,
                           onConfirm: () => {
                             void dispatch(deleteThread(thread.id));
@@ -1121,7 +1123,7 @@ const Conversations = ({ variant = 'page', composer = 'text' }: ConversationsPro
                         });
                       }}
                       className="ml-2 p-1 rounded opacity-0 group-hover:opacity-100 hover:bg-stone-200 text-stone-400 hover:text-coral-500 transition-all flex-shrink-0"
-                      title="Delete thread">
+                      title={t('chat.deleteThread')}>
                       <svg
                         className="w-3 h-3"
                         fill="none"
@@ -1171,7 +1173,7 @@ const Conversations = ({ variant = 'page', composer = 'text' }: ConversationsPro
             <button
               onClick={() => setShowSidebar(prev => !prev)}
               className="w-7 h-7 flex items-center justify-center rounded-lg hover:bg-stone-100 text-stone-500 hover:text-stone-700 transition-colors"
-              title={effectiveShowSidebar ? 'Hide sidebar' : 'Show sidebar'}>
+              title={effectiveShowSidebar ? t('chat.hideSidebar') : t('chat.showSidebar')}>
               <svg className="w-4 h-4" fill="none" stroke="currentColor" viewBox="0 0 24 24">
                 <path
                   strokeLinecap="round"
@@ -1190,8 +1192,8 @@ const Conversations = ({ variant = 'page', composer = 'text' }: ConversationsPro
               <button
                 onClick={() => void handleCreateNewThread()}
                 className="px-2.5 py-1 rounded-lg text-xs font-medium text-primary-600 hover:bg-primary-50 transition-colors"
-                title="New thread (/new)">
-                + New
+                title={t('chat.newThreadShortcut')}>
+                {t('chat.new')}
               </button>
             </>
           </div>
@@ -1223,12 +1225,12 @@ const Conversations = ({ variant = 'page', composer = 'text' }: ConversationsPro
                   d="M12 9v2m0 4h.01m-6.938 4h13.856c1.54 0 2.502-1.667 1.732-3L13.732 4c-.77-1.333-2.694-1.333-3.464 0L3.34 16c-.77 1.333.192 3 1.732 3z"
                 />
               </svg>
-              <p className="text-sm text-stone-400 mb-1">Failed to load messages</p>
+              <p className="text-sm text-stone-400 mb-1">{t('chat.failedToLoadMessages')}</p>
               <p className="text-xs text-stone-600 mb-3 text-center">{messagesError}</p>
               <button
                 onClick={() => window.location.reload()}
                 className="text-xs text-primary-400 hover:text-primary-300 transition-colors">
-                Reload
+                {t('common.reload')}
               </button>
             </div>
           ) : hasVisibleMessages ? (
@@ -1298,7 +1300,7 @@ const Conversations = ({ variant = 'page', composer = 'text' }: ConversationsPro
                       <button
                         onClick={() => handleCopyMessage(msg.id, msg.content)}
                         className={`absolute -top-1 ${msg.sender === 'user' ? '-left-8' : '-right-8'} p-1 rounded-md opacity-0 group-hover/msg:opacity-100 hover:bg-stone-100 text-stone-400 hover:text-stone-600 transition-all`}
-                        title="Copy message">
+                        title={t('chat.copyResponse')}>
                         {copiedMessageId === msg.id ? (
                           <svg
                             className="w-3.5 h-3.5 text-sage-500"
@@ -1430,7 +1432,7 @@ const Conversations = ({ variant = 'page', composer = 'text' }: ConversationsPro
                         <details className="mb-1.5 bg-stone-100 rounded-lg px-3 py-1.5 text-xs text-stone-600 open:bg-stone-100">
                           <summary className="cursor-pointer select-none flex items-center gap-1.5">
                             <span className="inline-block w-1.5 h-1.5 rounded-full bg-primary-400 animate-pulse" />
-                            <span>Thinking…</span>
+                            <span>{t('chat.thinking')}</span>
                           </summary>
                           <pre className="whitespace-pre-wrap break-words mt-1.5 font-sans text-[11px] text-stone-500">
                             {selectedStreamingAssistant.thinking.slice(-STREAMING_PREVIEW_CHARS)}
@@ -1457,8 +1459,11 @@ const Conversations = ({ variant = 'page', composer = 'text' }: ConversationsPro
                   <span>
                     {selectedInferenceStatus.phase === 'thinking' &&
                       (selectedInferenceStatus.iteration > 0
-                        ? `Thinking (iteration ${selectedInferenceStatus.iteration})...`
-                        : 'Thinking...')}
+                        ? t('chat.thinkingIteration').replace(
+                            '{n}',
+                            String(selectedInferenceStatus.iteration)
+                          )
+                        : t('chat.thinkingDots'))}
                     {selectedInferenceStatus.phase === 'tool_use' &&
                       `${
                         formatTimelineEntry(
@@ -1496,7 +1501,7 @@ const Conversations = ({ variant = 'page', composer = 'text' }: ConversationsPro
                       if (selectedThreadId) void chatCancel(selectedThreadId);
                     }}
                     className="text-xs text-stone-500 hover:text-stone-700 transition-colors">
-                    Cancel
+                    {t('common.cancel')}
                   </button>
                 </div>
               )}
@@ -1518,7 +1523,7 @@ const Conversations = ({ variant = 'page', composer = 'text' }: ConversationsPro
             //     <WelcomeThinkingTypewriter />
             //   </div>
             <div className="flex-1 flex items-center justify-center h-full">
-              <p className="text-sm text-stone-600">No messages yet</p>
+              <p className="text-sm text-stone-600">{t('chat.noMessages')}</p>
             </div>
           )}
         </div>
@@ -1533,9 +1538,12 @@ const Conversations = ({ variant = 'page', composer = 'text' }: ConversationsPro
                 <div className="mb-3">
                   <UpsellBanner
                     variant="warning"
-                    title="Approaching usage limit"
-                    message={`You've used ${Math.round(Math.max(usagePct10h, usagePct7d) * 100)}% of your inference budget. Upgrade for higher limits.`}
-                    ctaLabel="Upgrade"
+                    title={t('chat.approachingLimit')}
+                    message={t('chat.approachingLimitMsg').replace(
+                      '{pct}',
+                      String(Math.round(Math.max(usagePct10h, usagePct7d) * 100))
+                    )}
+                    ctaLabel={t('chat.upgrade')}
                     onCtaClick={() => {
                       void openUrl(BILLING_DASHBOARD_URL);
                     }}
@@ -1562,9 +1570,9 @@ const Conversations = ({ variant = 'page', composer = 'text' }: ConversationsPro
                   <p className="text-xs text-coral-600 truncate">
                     {shouldShowBudgetCompletedMessage
                       ? teamUsage.cycleBudgetUsd > 0
-                        ? `You've hit your weekly limit.${teamUsage.cycleEndsAt ? ` Resets ${formatResetTime(teamUsage.cycleEndsAt)}.` : ''} Top up to continue.`
-                        : 'Your included budget is complete. Add credits or upgrade to continue.'
-                      : `10-hour rate limit reached.${teamUsage.fiveHourResetsAt ? ` Resets ${formatResetTime(teamUsage.fiveHourResetsAt)}.` : ''}`}
+                        ? `${t('chat.weeklyLimitHit')}${teamUsage.cycleEndsAt ? ` ${t('chat.resets')} ${formatResetTime(teamUsage.cycleEndsAt)}.` : ''} ${t('chat.topUpToContinue')}`
+                        : t('chat.budgetComplete')
+                      : `${t('chat.rateLimitReached')}${teamUsage.fiveHourResetsAt ? ` ${t('chat.resets')} ${formatResetTime(teamUsage.fiveHourResetsAt)}.` : ''}`}
                   </p>
                 </div>
                 {shouldShowBudgetCompletedMessage && (
@@ -1573,7 +1581,7 @@ const Conversations = ({ variant = 'page', composer = 'text' }: ConversationsPro
                       void openUrl(BILLING_DASHBOARD_URL);
                     }}
                     className="flex-shrink-0 px-3 py-1.5 rounded-lg bg-coral-500 hover:bg-coral-400 text-white text-xs font-medium transition-colors">
-                    Top Up
+                    {t('chat.topUp')}
                   </button>
                 )}
               </div>
@@ -1610,33 +1618,35 @@ const Conversations = ({ variant = 'page', composer = 'text' }: ConversationsPro
                       />
                     </div>
                   ) : (
-                    <span className="text-[10px] text-stone-400 animate-pulse">loading…</span>
+                    <span className="text-[10px] text-stone-400 animate-pulse">
+                      {t('common.loading')}
+                    </span>
                   )}
                   {teamUsage && (
                     <div className="absolute bottom-full right-0 mb-2 hidden group-hover:block z-50">
                       <div className="bg-stone-900 text-white text-[10px] rounded-lg px-3 py-2 shadow-lg whitespace-nowrap space-y-1.5">
                         {!teamUsage.bypassCycleLimit && (
                           <div className="flex items-center justify-between gap-4">
-                            <span className="text-stone-400">5-hour limit</span>
+                            <span className="text-stone-400">{t('chat.fiveHourLimit')}</span>
                             <span>
                               ${(teamUsage.cycleLimit5hr ?? 0).toFixed(2)} / $
                               {(teamUsage.fiveHourCapUsd ?? 0).toFixed(2)}
                               {teamUsage.fiveHourResetsAt && (
                                 <span className="text-stone-400 ml-1">
-                                  — resets {formatResetTime(teamUsage.fiveHourResetsAt)}
+                                  — {t('chat.resets')} {formatResetTime(teamUsage.fiveHourResetsAt)}
                                 </span>
                               )}
                             </span>
                           </div>
                         )}
                         <div className="flex items-center justify-between gap-4">
-                          <span className="text-stone-400">Weekly limit</span>
+                          <span className="text-stone-400">{t('chat.weeklyLimit')}</span>
                           <span>
                             ${(teamUsage.remainingUsd ?? 0).toFixed(2)} / $
-                            {(teamUsage.cycleBudgetUsd ?? 0).toFixed(2)} left
+                            {(teamUsage.cycleBudgetUsd ?? 0).toFixed(2)} {t('chat.left')}
                             {teamUsage.cycleEndsAt && (
                               <span className="text-stone-400 ml-1">
-                                — resets {formatResetTime(teamUsage.cycleEndsAt)}
+                                — {t('chat.resets')} {formatResetTime(teamUsage.cycleEndsAt)}
                               </span>
                             )}
                           </span>
@@ -1657,7 +1667,7 @@ const Conversations = ({ variant = 'page', composer = 'text' }: ConversationsPro
               <button
                 onClick={() => setSendAdvisory(null)}
                 className="text-xs text-stone-500 hover:text-stone-700 transition-colors ml-2">
-                Dismiss
+                {t('common.dismiss')}
               </button>
             </div>
           )}
@@ -1681,13 +1691,13 @@ const Conversations = ({ variant = 'page', composer = 'text' }: ConversationsPro
                       navigate('/settings/voice');
                     }}
                     className="text-xs text-primary-500 hover:text-primary-600 font-medium transition-colors">
-                    Set up
+                    {t('chat.setup')}
                   </button>
                 )}
                 <button
                   onClick={() => setSendError(null)}
                   className="text-xs text-stone-500 hover:text-stone-700 transition-colors">
-                  Dismiss
+                  {t('common.dismiss')}
                 </button>
               </div>
             </div>
@@ -1723,7 +1733,7 @@ const Conversations = ({ variant = 'page', composer = 'text' }: ConversationsPro
                     isComposingTextRef.current = false;
                   }}
                   onKeyDown={handleInputKeyDown}
-                  placeholder="Type a message..."
+                  placeholder={t('chat.typeMessage')}
                   rows={1}
                   disabled={composerInteractionBlocked}
                   className="relative z-10 w-full resize-none border-0 bg-transparent pl-4 pr-10 py-2.5 text-sm leading-normal whitespace-pre-wrap break-words font-sans text-stone-900 placeholder:text-stone-400 outline-none focus:outline-none focus-visible:outline-none focus:ring-0 focus-visible:ring-0 max-h-32 disabled:opacity-50 disabled:cursor-not-allowed"
@@ -1731,8 +1741,8 @@ const Conversations = ({ variant = 'page', composer = 'text' }: ConversationsPro
                 {/* Voice input mic hidden per #717 (inputMode='voice' path retained). */}
               </div>
               <button
-                aria-label="Send message"
-                title="Send message"
+                aria-label={t('chat.send')}
+                title={t('chat.send')}
                 onClick={() => {
                   void handleSendMessage();
                 }}
@@ -1773,7 +1783,7 @@ const Conversations = ({ variant = 'page', composer = 'text' }: ConversationsPro
                 onClick={() => setInputMode('text')}
                 disabled={isRecording || isTranscribing}
                 className="w-10 h-10 flex items-center justify-center rounded-full border border-stone-200 bg-white text-stone-500 hover:text-stone-700 hover:border-stone-300 transition-colors disabled:opacity-40"
-                title="Switch to text input">
+                title={t('chat.switchToText')}>
                 <svg className="w-5 h-5" fill="none" stroke="currentColor" viewBox="0 0 24 24">
                   <path
                     strokeLinecap="round"
@@ -1794,15 +1804,19 @@ const Conversations = ({ variant = 'page', composer = 'text' }: ConversationsPro
                     ? 'bg-coral-500 hover:bg-coral-400 text-white'
                     : 'bg-primary-600 hover:bg-primary-500 text-white'
                 } disabled:opacity-40 disabled:cursor-not-allowed`}>
-                {isTranscribing ? 'Transcribing…' : isRecording ? 'Stop & Send' : 'Start Talking'}
+                {isTranscribing
+                  ? t('chat.transcribing')
+                  : isRecording
+                    ? t('chat.stopAndSend')
+                    : t('chat.startTalking')}
               </button>
               <p className="text-xs text-stone-400 truncate">
                 {voiceStatus ??
                   (isPlayingReply && replyMode === 'voice'
-                    ? 'Playing voice reply…'
+                    ? t('chat.playingVoiceReply')
                     : canUseMicrophoneApi
-                      ? 'Click "Start Talking" to speak to the agent.'
-                      : 'Microphone input is not available in this runtime.')}
+                      ? t('chat.voiceHint')
+                      : t('chat.micUnavailable'))}
               </p>
             </div>
           )}
diff --git a/app/src/pages/Home.tsx b/app/src/pages/Home.tsx
index cd11a44ff..83d5b3770 100644
--- a/app/src/pages/Home.tsx
+++ b/app/src/pages/Home.tsx
@@ -11,6 +11,7 @@ import {
 import { dismissBanner, shouldShowBanner } from '../components/upsell/upsellDismissState';
 import { useUsageState } from '../hooks/useUsageState';
 import { useUser } from '../hooks/useUser';
+import { useT } from '../lib/i18n/I18nContext';
 import { restartCoreProcess } from '../services/coreProcessControl';
 import { selectBlockingState } from '../store/connectivitySelectors';
 import { useAppSelector } from '../store/hooks';
@@ -40,6 +41,7 @@ export function resolveHomeUserName(user: unknown): string {
 }
 
 const Home = () => {
+  const { t } = useT();
   const { user } = useUser();
   const navigate = useNavigate();
   const { isRateLimited, shouldShowBudgetCompletedMessage } = useUsageState();
@@ -87,12 +89,10 @@ const Home = () => {
   };
 
   const statusCopy = {
-    ok: 'Your device is connected. Keep the app running to keep the connection alive. Message your agent with the button below.',
-    'backend-only': 'Reconnecting to backend… your agent will be available again shortly.',
-    'core-unreachable':
-      "Local core sidecar isn't responding. The OpenHuman background process may have crashed or failed to start.",
-    'internet-offline':
-      'Your device is offline right now. Check your network or restart the app to reconnect.',
+    ok: t('home.statusOk'),
+    'backend-only': t('home.statusBackendOnly'),
+    'core-unreachable': t('home.statusCoreUnreachable'),
+    'internet-offline': t('home.statusInternetOffline'),
   }[blocking];
 
   // Open in-app chat.
@@ -197,7 +197,7 @@ const Home = () => {
                 onClick={handleRestartCore}
                 disabled={isRestartingCore}
                 className="w-full py-3 bg-amber-500 hover:bg-amber-600 disabled:opacity-50 text-white font-medium rounded-xl transition-colors duration-200">
-                {isRestartingCore ? 'Restarting core…' : 'Restart Core'}
+                {isRestartingCore ? t('home.restartingCore') : t('home.restartCore')}
               </button>
               {restartError && (
                 <p className="mt-2 text-xs text-coral-500 text-center">{restartError}</p>
@@ -211,7 +211,7 @@ const Home = () => {
             onClick={handleStartCooking}
             disabled={blocking === 'core-unreachable' || blocking === 'internet-offline'}
             className="w-full py-3 bg-primary-500 hover:bg-primary-600 disabled:opacity-50 disabled:cursor-not-allowed text-white font-medium rounded-xl transition-colors duration-200">
-            Message OpenHuman
+            {t('home.askAssistant')}
           </button>
         </div>
 
diff --git a/app/src/pages/Intelligence.tsx b/app/src/pages/Intelligence.tsx
index 4d15ba3b7..887f3c089 100644
--- a/app/src/pages/Intelligence.tsx
+++ b/app/src/pages/Intelligence.tsx
@@ -15,6 +15,7 @@ import {
 import { useIntelligenceStats } from '../hooks/useIntelligenceStats';
 import { useMemoryIngestionStatus } from '../hooks/useMemoryIngestionStatus';
 import { useSubconscious } from '../hooks/useSubconscious';
+import { useT } from '../lib/i18n/I18nContext';
 import type {
   ConfirmationModal as ConfirmationModalType,
   ToastNotification,
@@ -23,6 +24,7 @@ import type {
 type IntelligenceTab = 'memory' | 'subconscious' | 'calls' | 'dreams';
 
 export default function Intelligence() {
+  const { t } = useT();
   const { aiStatus } = useIntelligenceStats();
   const { status: ingestionStatus } = useMemoryIngestionStatus();
 
@@ -103,18 +105,18 @@ export default function Intelligence() {
         : aiStatus;
 
   const systemStatusLabel = isRunning
-    ? 'Analyzing…'
+    ? t('common.loading')
     : systemStatus === 'ready'
-      ? 'System Ready'
+      ? t('common.success')
       : systemStatus === 'loading'
-        ? 'Loading…'
+        ? t('common.loading')
         : systemStatus === 'disconnected'
-          ? 'Connecting…'
+          ? t('welcome.connecting')
           : systemStatus === 'initializing'
-            ? 'Initializing…'
+            ? t('welcome.connecting')
             : systemStatus === 'error'
-              ? 'System Error'
-              : 'System Idle';
+              ? t('common.error')
+              : t('misc.rehydrating');
 
   const systemStatusDot =
     isRunning || systemStatus === 'loading'
@@ -128,10 +130,10 @@ export default function Intelligence() {
             : 'bg-stone-600';
 
   const tabs: { id: IntelligenceTab; label: string; comingSoon?: boolean }[] = [
-    { id: 'memory', label: 'Memory' },
-    { id: 'subconscious', label: 'Subconscious' },
-    { id: 'calls', label: 'Calls' },
-    { id: 'dreams', label: 'Dreams', comingSoon: true },
+    { id: 'memory', label: t('memory.tab.memory') },
+    { id: 'subconscious', label: t('memory.tab.subconscious') },
+    { id: 'calls', label: t('memory.tab.calls') },
+    { id: 'dreams', label: t('memory.tab.dreams'), comingSoon: true },
   ];
 
   return (
@@ -154,7 +156,7 @@ export default function Intelligence() {
                         ? 'border-white/30 bg-white/15 text-white'
                         : 'border-stone-200 bg-stone-50 text-stone-500'
                     }`}>
-                    Soon
+                    {t('misc.beta')}
                   </span>
                 )}
               </span>
@@ -170,7 +172,7 @@ export default function Intelligence() {
                 <h1
                   className="text-xl font-bold text-stone-900"
                   data-walkthrough="intelligence-header">
-                  Intelligence
+                  {t('memory.title')}
                 </h1>
                 {/* Header count badge was sourced from `stats.total` which
                     in turn came from the legacy actionable-items pipeline
@@ -195,13 +197,18 @@ export default function Intelligence() {
                       title={
                         ingestionStatus.running
                           ? ingestionStatus.currentTitle
-                            ? `Ingesting: ${ingestionStatus.currentTitle}`
-                            : 'Memory ingestion running'
-                          : 'Memory ingestion queued'
+                            ? t('memory.ingestingTitle').replace(
+                                '{title}',
+                                ingestionStatus.currentTitle
+                              )
+                            : t('memory.ingesting')
+                          : t('memory.ingestionQueued')
                       }>
                       <div className="w-1.5 h-1.5 rounded-full bg-amber-500 animate-pulse" />
                       <span className="text-[11px] font-medium">
-                        {ingestionStatus.running ? 'Ingesting' : 'Queued'}
+                        {ingestionStatus.running
+                          ? t('memory.ingesting')
+                          : t('memory.ingestionQueued')}
                         {ingestionStatus.queueDepth > 0 && ` · ${ingestionStatus.queueDepth}`}
                       </span>
                     </div>
diff --git a/app/src/pages/Invites.tsx b/app/src/pages/Invites.tsx
index ca8335558..b75b5fece 100644
--- a/app/src/pages/Invites.tsx
+++ b/app/src/pages/Invites.tsx
@@ -2,6 +2,7 @@ import debugFactory from 'debug';
 import { useEffect, useRef, useState } from 'react';
 
 import { useUser } from '../hooks/useUser';
+import { useT } from '../lib/i18n/I18nContext';
 import { inviteApi } from '../services/api/inviteApi';
 import type { InviteCode } from '../types/invite';
 
@@ -10,6 +11,7 @@ const log = debugFactory('invites');
 type RedeemStatus = 'idle' | 'loading' | 'success' | 'error';
 
 const CodeRow = ({ invite }: { invite: InviteCode }) => {
+  const { t } = useT();
   const [copied, setCopied] = useState(false);
   const claimed = invite.currentUses >= invite.maxUses;
   const claimedUser = invite.usageHistory[0]?.userId;
@@ -28,22 +30,26 @@ const CodeRow = ({ invite }: { invite: InviteCode }) => {
     <div className="flex items-center justify-between py-3 px-4 rounded-xl bg-white/5 hover:bg-white/[0.07] transition-colors">
       <div className="flex-1 min-w-0">
         <span className="font-mono text-sm tracking-wider">{invite.code}</span>
-        {claimed && <p className="text-xs text-stone-500 mt-0.5">Claimed by {displayName}</p>}
+        {claimed && (
+          <p className="text-xs text-stone-500 mt-0.5">
+            {t('rewards.credits')} {displayName}
+          </p>
+        )}
       </div>
       <div className="flex items-center gap-2 ml-3">
         {claimed ? (
           <span className="text-xs px-2 py-1 rounded-full bg-stone-700/50 text-stone-400">
-            Used
+            {t('common.disabled')}
           </span>
         ) : (
           <span className="text-xs px-2 py-1 rounded-full bg-sage-500/20 text-sage-500">
-            Available
+            {t('common.enabled')}
           </span>
         )}
         <button
           onClick={handleCopy}
           className="p-1.5 rounded-lg hover:bg-white/10 transition-colors text-stone-400 hover:text-stone-200"
-          title="Copy code">
+          title={t('common.copy')}>
           {copied ? (
             <svg
               className="w-4 h-4 text-sage-500"
@@ -74,6 +80,7 @@ const CodeRow = ({ invite }: { invite: InviteCode }) => {
 };
 
 const Invites = () => {
+  const { t } = useT();
   const { user, refetch: refetchUser } = useUser();
   const [codes, setCodes] = useState<InviteCode[]>([]);
   const [isLoading, setIsLoading] = useState(false);
@@ -154,17 +161,15 @@ const Invites = () => {
             {/* Redeem Section — shown only if user hasn't redeemed yet */}
             {!hasBeenInvited && (
               <div className="bg-white rounded-2xl shadow-soft border border-stone-200 p-6 animate-fade-up">
-                <h2 className="text-lg font-bold mb-1">Redeem an Invite Code</h2>
-                <p className="text-xs opacity-70 mb-4">
-                  Got a code from a friend? Enter it below to unlock free credits.
-                </p>
+                <h2 className="text-lg font-bold mb-1">{t('rewards.referralCode')}</h2>
+                <p className="text-xs opacity-70 mb-4">{t('rewards.share')}</p>
                 <div className="flex gap-2">
                   <input
                     type="text"
                     value={redeemInput}
                     onChange={e => setRedeemInput(e.target.value.toUpperCase())}
                     onKeyDown={e => e.key === 'Enter' && handleRedeem()}
-                    placeholder="Enter code"
+                    placeholder={t('common.search')}
                     className="flex-1 px-4 py-2.5 bg-white/5 border border-white/10 rounded-xl font-mono text-sm tracking-wider placeholder:text-stone-500 placeholder:tracking-normal placeholder:font-sans focus:outline-none focus:ring-2 focus:ring-primary-500/50 focus:border-primary-500/50 transition-all"
                     disabled={redeemStatus === 'loading'}
                   />
@@ -172,11 +177,11 @@ const Invites = () => {
                     onClick={handleRedeem}
                     disabled={redeemStatus === 'loading' || !redeemInput.trim()}
                     className="btn-primary px-5 py-2.5 text-sm font-medium rounded-xl disabled:opacity-50 disabled:cursor-not-allowed whitespace-nowrap">
-                    {redeemStatus === 'loading' ? '...' : 'Redeem'}
+                    {redeemStatus === 'loading' ? '...' : t('rewards.referrals')}
                   </button>
                 </div>
                 {redeemStatus === 'success' && (
-                  <p className="text-sage-500 text-xs mt-2">Invite code redeemed successfully!</p>
+                  <p className="text-sage-500 text-xs mt-2">{t('common.success')}</p>
                 )}
                 {redeemStatus === 'error' && redeemError && (
                   <p className="text-coral-500 text-xs mt-2">{redeemError}</p>
@@ -187,10 +192,8 @@ const Invites = () => {
             {/* Your Invite Codes */}
             <div className="bg-white rounded-2xl shadow-soft border border-stone-200 p-6 animate-fade-up">
               <div className="mb-4">
-                <h2 className="text-lg font-bold mb-1">Your Invite Codes</h2>
-                <p className="text-xs opacity-70">
-                  Share these codes with friends. Each code can be used once.
-                </p>
+                <h2 className="text-lg font-bold mb-1">{t('rewards.referralCode')}</h2>
+                <p className="text-xs opacity-70">{t('rewards.share')}</p>
               </div>
 
               {loadError && <p className="text-coral-500 text-xs text-center py-2">{loadError}</p>}
@@ -208,9 +211,7 @@ const Invites = () => {
                   ))}
                 </div>
               ) : (
-                <p className="text-sm text-stone-500 text-center py-6">
-                  No invite codes available yet.
-                </p>
+                <p className="text-sm text-stone-500 text-center py-6">{t('invites.noInvites')}</p>
               )}
             </div>
           </div>
diff --git a/app/src/pages/Mnemonic.tsx b/app/src/pages/Mnemonic.tsx
index 166879650..2102009c8 100644
--- a/app/src/pages/Mnemonic.tsx
+++ b/app/src/pages/Mnemonic.tsx
@@ -3,6 +3,7 @@ import { useNavigate } from 'react-router-dom';
 
 import LottieAnimation from '../components/LottieAnimation';
 import { persistLocalWalletFromMnemonic } from '../features/wallet/setupLocalWalletFromMnemonic';
+import { useT } from '../lib/i18n/I18nContext';
 import { useCoreState } from '../providers/CoreStateProvider';
 import {
   generateMnemonicPhrase,
@@ -16,6 +17,7 @@ const BIP39_IMPORT_LENGTHS = [12, 15, 18, 21, 24] as const;
 const IMPORT_SLOTS_INITIAL = MNEMONIC_GENERATE_WORD_COUNT;
 
 const Mnemonic = () => {
+  const { t } = useT();
   const navigate = useNavigate();
   const { snapshot, setEncryptionKey } = useCoreState();
   const user = snapshot.currentUser;
@@ -254,7 +256,7 @@ const Mnemonic = () => {
               <button
                 onClick={() => switchMode('import')}
                 className="w-full text-center text-sm text-primary-500 hover:text-primary-600 transition-colors mb-3">
-                I already have a recovery phrase
+                {t('mnemonic.alreadyHavePhrase')}
               </button>
 
               {/* Confirmation Checkbox */}
@@ -274,11 +276,7 @@ const Mnemonic = () => {
             <>
               <div className="text-center mb-4">
                 <h1 className="text-xl font-bold mb-2">Import Recovery Phrase</h1>
-                <p className="opacity-70 text-sm">
-                  Enter your recovery phrase below to restore your local encryption key and wallet
-                  identities, or paste the full phrase into any field (12 words for new backups;
-                  24-word phrases from older versions still work).
-                </p>
+                <p className="opacity-70 text-sm">{t('mnemonic.copyWarning')}</p>
               </div>
 
               {/* Import Word Inputs Grid */}
@@ -331,7 +329,7 @@ const Mnemonic = () => {
               <button
                 onClick={() => switchMode('generate')}
                 className="w-full text-center text-sm text-primary-500 hover:text-primary-600 transition-colors mb-3">
-                Generate a new recovery phrase instead
+                {t('mnemonic.generateNewPhrase')}
               </button>
             </>
           )}
diff --git a/app/src/pages/Notifications.tsx b/app/src/pages/Notifications.tsx
index 3bf25f792..c7826d5ae 100644
--- a/app/src/pages/Notifications.tsx
+++ b/app/src/pages/Notifications.tsx
@@ -2,6 +2,7 @@ import { useMemo } from 'react';
 import { useNavigate } from 'react-router-dom';
 
 import NotificationCenter from '../components/notifications/NotificationCenter';
+import { useT } from '../lib/i18n/I18nContext';
 import { resolveSystemRoute } from '../lib/notificationRouter';
 import { useAppDispatch, useAppSelector } from '../store/hooks';
 import {
@@ -13,33 +14,43 @@ import {
   selectUnreadCount,
 } from '../store/notificationSlice';
 
-const CATEGORY_LABEL: Record<NotificationCategory, string> = {
-  messages: 'Messages',
-  agents: 'Agents',
-  skills: 'Skills',
-  system: 'System',
-  meetings: 'Meetings',
-  reminders: 'Reminders',
-  important: 'Important',
-};
-
-function formatTime(ts: number): string {
+function formatTime(ts: number, t: (key: string) => string): string {
   const delta = Date.now() - ts;
   const min = Math.floor(delta / 60000);
-  if (min < 1) return 'just now';
-  if (min < 60) return `${min}m ago`;
+  if (min < 1) return t('notifications.justNow');
+  if (min < 60) return t('notifications.minAgo').replace('{n}', String(min));
   const hr = Math.floor(min / 60);
-  if (hr < 24) return `${hr}h ago`;
+  if (hr < 24) return t('notifications.hrAgo').replace('{n}', String(hr));
   const d = Math.floor(hr / 24);
-  return `${d}d ago`;
+  return t('notifications.dayAgo').replace('{n}', String(d));
 }
 
 const Notifications = () => {
+  const { t } = useT();
   const items = useAppSelector(s => s.notifications.items);
   const dispatch = useAppDispatch();
   const navigate = useNavigate();
   const unread = useMemo(() => selectUnreadCount(items), [items]);
 
+  const categoryLabel = (category: NotificationCategory): string => {
+    switch (category) {
+      case 'messages':
+        return t('notifications.category.messages');
+      case 'agents':
+        return t('notifications.category.agents');
+      case 'skills':
+        return t('notifications.category.skills');
+      case 'system':
+        return t('notifications.category.system');
+      case 'meetings':
+        return t('notifications.category.meetings');
+      case 'reminders':
+        return t('notifications.category.reminders');
+      case 'important':
+        return t('notifications.category.important');
+    }
+  };
+
   const handleClick = (item: NotificationItem) => {
     if (!item.read) dispatch(markRead({ id: item.id }));
     navigate(resolveSystemRoute(item));
@@ -60,9 +71,9 @@ const Notifications = () => {
         className="max-w-2xl mx-auto bg-white rounded-2xl shadow-soft border border-stone-200 overflow-hidden">
         <div className="flex items-center justify-between border-b border-stone-100 px-4 py-3">
           <div>
-            <h1 className="text-lg font-semibold text-stone-900">System Events</h1>
+            <h1 className="text-lg font-semibold text-stone-900">{t('alerts.title')}</h1>
             <p className="text-xs text-stone-500">
-              {unread > 0 ? `${unread} unread` : 'All caught up'}
+              {unread > 0 ? `${unread} ${t('alerts.unread')}` : t('alerts.empty')}
             </p>
           </div>
           <div className="flex items-center gap-2">
@@ -71,20 +82,20 @@ const Notifications = () => {
               onClick={() => dispatch(markAllRead())}
               disabled={unread === 0}
               className="text-xs font-medium text-stone-600 hover:text-stone-900 disabled:opacity-40 disabled:cursor-not-allowed">
-              Mark all read
+              {t('alerts.markAllRead')}
             </button>
             <button
               type="button"
               onClick={() => dispatch(clearAll())}
               disabled={items.length === 0}
               className="text-xs font-medium text-stone-600 hover:text-stone-900 disabled:opacity-40 disabled:cursor-not-allowed">
-              Clear
+              {t('common.clear')}
             </button>
           </div>
         </div>
 
         {items.length === 0 ? (
-          <div className="px-6 py-16 text-center text-sm text-stone-500">No notifications yet.</div>
+          <div className="px-6 py-16 text-center text-sm text-stone-500">{t('alerts.empty')}</div>
         ) : (
           <ul className="divide-y divide-stone-100">
             {items.map(item => (
@@ -101,11 +112,11 @@ const Notifications = () => {
                         {!item.read && (
                           <span
                             className="w-2 h-2 rounded-full bg-primary-500"
-                            aria-label="unread"
+                            aria-label={t('alerts.unread')}
                           />
                         )}
                         <span className="text-xs uppercase tracking-wide text-stone-400">
-                          {CATEGORY_LABEL[item.category]}
+                          {categoryLabel(item.category)}
                         </span>
                       </div>
                       <p className="mt-1 text-sm font-semibold text-stone-900 truncate">
@@ -114,7 +125,7 @@ const Notifications = () => {
                       <p className="mt-0.5 text-sm text-stone-600 line-clamp-2">{item.body}</p>
                     </div>
                     <span className="text-[11px] text-stone-400 whitespace-nowrap">
-                      {formatTime(item.timestamp)}
+                      {formatTime(item.timestamp, t)}
                     </span>
                   </div>
                 </button>
diff --git a/app/src/pages/Rewards.tsx b/app/src/pages/Rewards.tsx
index 17a39571c..1418a5c59 100644
--- a/app/src/pages/Rewards.tsx
+++ b/app/src/pages/Rewards.tsx
@@ -4,6 +4,7 @@ import PillTabBar from '../components/PillTabBar';
 import RewardsCommunityTab from '../components/rewards/RewardsCommunityTab';
 import RewardsRedeemTab from '../components/rewards/RewardsRedeemTab';
 import RewardsReferralsTab from '../components/rewards/RewardsReferralsTab';
+import { useT } from '../lib/i18n/I18nContext';
 import { rewardsApi } from '../services/api/rewardsApi';
 import type { RewardsSnapshot } from '../types/rewards';
 
@@ -16,10 +17,11 @@ function errorMessage(err: unknown): string {
   if (err instanceof Error) {
     return err.message;
   }
-  return 'Unable to load rewards';
+  return 'Unable to load rewards'; // fallback — translated at call site
 }
 
 const Rewards = () => {
+  const { t } = useT();
   const [selectedTab, setSelectedTab] = useState<RewardsTab>('rewards');
   const [snapshot, setSnapshot] = useState<RewardsSnapshot | null>(null);
   const [isLoading, setIsLoading] = useState(true);
@@ -73,9 +75,9 @@ const Rewards = () => {
       <div className="mx-auto max-w-2xl space-y-4">
         <PillTabBar
           items={[
-            { label: 'Referrals', value: 'referrals' },
-            { label: 'Rewards', value: 'rewards' },
-            { label: 'Redeem', value: 'redeem' },
+            { label: t('rewards.referrals'), value: 'referrals' },
+            { label: t('rewards.title'), value: 'rewards' },
+            { label: t('rewards.coupons'), value: 'redeem' },
           ]}
           selected={selectedTab}
           onChange={handleTabChange}
diff --git a/app/src/pages/Skills.tsx b/app/src/pages/Skills.tsx
index 7889bb314..9a7d3d913 100644
--- a/app/src/pages/Skills.tsx
+++ b/app/src/pages/Skills.tsx
@@ -33,6 +33,7 @@ import { useChannelDefinitions } from '../hooks/useChannelDefinitions';
 import { useComposioIntegrations } from '../lib/composio/hooks';
 import { canonicalizeComposioToolkitSlug } from '../lib/composio/toolkitSlug';
 import { type ComposioConnection, deriveComposioState } from '../lib/composio/types';
+import { useT } from '../lib/i18n/I18nContext';
 import { skillsApi, type SkillSummary } from '../services/api/skillsApi';
 import { useAppSelector } from '../store/hooks';
 import type { ChannelConnectionStatus, ChannelDefinition, ChannelType } from '../types/channels';
@@ -40,16 +41,16 @@ import type { ToastNotification } from '../types/intelligence';
 import { IS_DEV } from '../utils/config';
 import { subconsciousEscalationsDismiss } from '../utils/tauriCommands';
 
-function channelStatusLabel(status: ChannelConnectionStatus): string {
+function channelStatusLabel(status: ChannelConnectionStatus, t: (key: string) => string): string {
   switch (status) {
     case 'connected':
-      return 'Connected';
+      return t('skills.connected');
     case 'connecting':
-      return 'Connecting';
+      return t('channels.status.connecting');
     case 'error':
-      return 'Error';
+      return t('common.error');
     default:
-      return 'Not configured';
+      return t('channels.status.notConfigured');
   }
 }
 
@@ -70,14 +71,17 @@ function channelStatusColor(status: ChannelConnectionStatus): string {
 // Reuse the same dot/label/color vocabulary as the channel cards so the
 // "Integrations" section sits visually flush with the rest of the grid.
 
-function composioStatusLabel(connection: ComposioConnection | undefined): string {
+function composioStatusLabel(
+  connection: ComposioConnection | undefined,
+  t: (key: string) => string
+): string {
   switch (deriveComposioState(connection)) {
     case 'connected':
-      return 'Connected';
+      return t('skills.connected');
     case 'pending':
-      return 'Connecting';
+      return t('channels.status.connecting');
     case 'error':
-      return 'Error';
+      return t('common.error');
     default:
       return '';
   }
@@ -125,17 +129,20 @@ function ComposioConnectorTile({
   onOpen,
   onRetryGlobal,
 }: ComposioConnectorTileProps) {
+  const { t } = useT();
   const state = hasComposioError ? 'error' : deriveComposioState(connection);
-  const statusLabel = hasComposioError ? 'Status unavailable' : composioStatusLabel(connection);
+  const statusLabel = hasComposioError
+    ? t('composio.statusUnavailable')
+    : composioStatusLabel(connection, t);
   const ctaLabel = hasComposioError
-    ? 'Retry'
+    ? t('common.retry')
     : state === 'connected'
-      ? 'Manage'
+      ? t('skills.configure')
       : state === 'pending'
-        ? 'Waiting'
+        ? t('skills.connect')
         : state === 'error'
-          ? 'Retry'
-          : 'Connect';
+          ? t('common.retry')
+          : t('skills.connect');
 
   const isConnected = state === 'connected';
   const isPending = state === 'pending';
@@ -190,11 +197,12 @@ interface ChannelTileProps {
 }
 
 function ChannelTile({ def, status, icon, onOpen }: ChannelTileProps) {
+  const { t } = useT();
   const isConnected = status === 'connected';
   const isPending = status === 'connecting';
   const isError = status === 'error';
-  const statusLabel = channelStatusLabel(status);
-  const ctaLabel = isConnected ? 'Manage' : 'Setup';
+  const statusLabel = channelStatusLabel(status, t);
+  const ctaLabel = isConnected ? t('skills.configure') : t('channels.setup');
 
   return (
     <button
@@ -268,6 +276,7 @@ interface SkillItem {
 // ─── Main Skills Page ──────────────────────────────────────────────────────────
 
 export default function Skills() {
+  const { t } = useT();
   const location = useLocation();
   const navigate = useNavigate();
   const { definitions: channelDefs } = useChannelDefinitions();
@@ -657,7 +666,7 @@ export default function Skills() {
                 icon={item.icon}
                 title={item.name}
                 description={item.description}
-                ctaLabel="Settings"
+                ctaLabel={t('nav.settings')}
                 onCtaClick={() => navigate(item.route!)}
               />
             );
@@ -666,12 +675,12 @@ export default function Skills() {
           if (item.kind === 'discovered') {
             const skill = item.discoveredSkill!;
             const scopeLabel = skill.legacy
-              ? 'Legacy'
+              ? t('scope.legacy')
               : skill.scope === 'user'
-                ? 'User'
+                ? t('scope.user')
                 : skill.scope === 'project'
-                  ? 'Project'
-                  : 'Legacy';
+                  ? t('scope.project')
+                  : t('scope.legacy');
             const scopeColor = skill.legacy
               ? 'text-stone-600'
               : skill.scope === 'user'
@@ -688,7 +697,7 @@ export default function Skills() {
                 description={item.description}
                 statusLabel={scopeLabel}
                 statusColor={scopeColor}
-                ctaLabel="View"
+                ctaLabel={t('common.seeAll')}
                 onCtaClick={() => {
                   console.debug('[skills][discovered] open drawer', { skillId: skill.id });
                   setSelectedSkill(skill);
@@ -697,7 +706,7 @@ export default function Skills() {
                   canUninstall
                     ? [
                         {
-                          label: 'Uninstall',
+                          label: t('skills.disconnect'),
                           testId: `uninstall-skill-${skill.id}`,
                           icon: (
                             <svg
@@ -793,12 +802,10 @@ export default function Skills() {
                             className={skillCategoryHeadingClassName('Channels')}
                           />
                         </span>
-                        Channels
+                        {t('skills.channels')}
                       </h2>
                       <p className="mt-0.5 text-[11px] leading-relaxed text-stone-500">
-                        Connect messaging platforms so your agent can chat where you already are.
-                        Note that you will need to have OpenHuman running either on your desktop or
-                        in your own cloud.
+                        {t('channels.defaultMessaging')}
                       </p>
                     </div>
                     <div
@@ -822,11 +829,10 @@ export default function Skills() {
                     <h2
                       className="text-sm font-semibold text-stone-900"
                       data-walkthrough="skills-grid">
-                      Integrations
+                      {t('skills.integrations')}
                     </h2>
                     <p className="mt-0.5 text-[11px] leading-relaxed text-stone-500">
-                      Connect external apps. Connected services give your agent access to the tools
-                      it needs to perform tasks.
+                      {t('skills.available')}
                     </p>
                   </div>
                   <div className="space-y-3 px-1 pb-3">
@@ -854,7 +860,7 @@ export default function Skills() {
                     </div>
                   ) : (
                     <p className="px-1 py-4 text-center text-xs text-stone-400">
-                      No integrations match your search.
+                      {t('skills.noResults')}
                     </p>
                   )}
                 </div>
@@ -954,8 +960,8 @@ export default function Skills() {
             });
             addToast({
               type: 'success',
-              title: 'Skill uninstalled',
-              message: `"${result.name}" was removed successfully.`,
+              title: t('skills.disconnect'),
+              message: `"${result.name}" ${t('common.success')}`,
             });
             // If the detail drawer was showing the skill we just removed,
             // close it — the resource tree is now stale and any `read_resource`
diff --git a/app/src/pages/Webhooks.tsx b/app/src/pages/Webhooks.tsx
index bd207ab61..8abf3a9be 100644
--- a/app/src/pages/Webhooks.tsx
+++ b/app/src/pages/Webhooks.tsx
@@ -1,7 +1,9 @@
 import ComposeioTriggerHistory from '../components/webhooks/ComposeioTriggerHistory';
 import { useComposeioTriggerHistory } from '../hooks/useComposeioTriggerHistory';
+import { useT } from '../lib/i18n/I18nContext';
 
 export default function Webhooks() {
+  const { t } = useT();
   const { archiveDir, currentDayFile, entries, loading, error, coreConnected, refresh } =
     useComposeioTriggerHistory(100);
 
@@ -10,7 +12,7 @@ export default function Webhooks() {
       <div className="h-full flex items-center justify-center p-4 pt-6">
         <div className="flex flex-col items-center gap-3">
           <div className="h-8 w-8 animate-spin rounded-full border-2 border-stone-300 border-t-primary-500" />
-          <span className="text-sm text-stone-500">Loading ComposeIO trigger history…</span>
+          <span className="text-sm text-stone-500">{t('common.loading')}</span>
         </div>
       </div>
     );
@@ -21,7 +23,7 @@ export default function Webhooks() {
       <div className="max-w-2xl mx-auto space-y-4">
         {/* Connection status */}
         <div className="flex flex-wrap items-center gap-3">
-          <h2 className="text-xl font-semibold text-stone-900">ComposeIO Triggers</h2>
+          <h2 className="text-xl font-semibold text-stone-900">{t('skills.integrations')}</h2>
           <span
             className={`inline-flex items-center gap-1.5 px-2.5 py-1 text-xs font-medium rounded-full ${
               coreConnected ? 'bg-sage-100 text-sage-700' : 'bg-stone-100 text-stone-500'
@@ -31,13 +33,13 @@ export default function Webhooks() {
                 coreConnected ? 'bg-sage-500' : 'bg-stone-400'
               }`}
             />
-            {coreConnected ? 'Connected' : 'Disconnected'}
+            {coreConnected ? t('skills.connected') : t('skills.disconnect')}
           </span>
           <button
             type="button"
             onClick={() => void refresh()}
             className="rounded-full border border-stone-200 bg-white px-3 py-1.5 text-xs font-medium text-stone-700 transition hover:border-stone-300 hover:bg-stone-50">
-            Refresh
+            {t('common.refresh')}
           </button>
         </div>
 
@@ -45,26 +47,23 @@ export default function Webhooks() {
 
         <div className="bg-white rounded-2xl shadow-soft border border-stone-200 p-6">
           <div className="space-y-3">
-            <h3 className="text-lg font-semibold text-stone-900">Archive</h3>
-            <p className="text-sm text-stone-600">
-              Every ComposeIO trigger is appended to a daily JSONL file. Files are labeled by UTC
-              day.
-            </p>
+            <h3 className="text-lg font-semibold text-stone-900">{t('skills.search')}</h3>
+            <p className="text-sm text-stone-600">{t('misc.rehydrating')}</p>
             <div className="space-y-2 rounded-2xl border border-stone-200 bg-stone-50 p-4">
               <div>
                 <div className="text-xs uppercase tracking-wide text-stone-400">
-                  Archive Directory
+                  {t('webhooks.archiveDirectory')}
                 </div>
                 <div className="font-mono text-xs break-all text-stone-700">
-                  {archiveDir ?? 'Not available yet'}
+                  {archiveDir ?? t('common.loading')}
                 </div>
               </div>
               <div>
                 <div className="text-xs uppercase tracking-wide text-stone-400">
-                  Today&apos;s File
+                  {t('webhooks.todayFile')}
                 </div>
                 <div className="font-mono text-xs break-all text-stone-700">
-                  {currentDayFile ?? 'Not available yet'}
+                  {currentDayFile ?? t('common.loading')}
                 </div>
               </div>
             </div>
diff --git a/app/src/pages/Welcome.tsx b/app/src/pages/Welcome.tsx
index 600512a7f..b917ee40e 100644
--- a/app/src/pages/Welcome.tsx
+++ b/app/src/pages/Welcome.tsx
@@ -4,6 +4,7 @@ import { useState } from 'react';
 import OAuthProviderButton from '../components/oauth/OAuthProviderButton';
 import { oauthProviderConfigs } from '../components/oauth/providerConfigs';
 import RotatingTetrahedronCanvas from '../components/RotatingTetrahedronCanvas';
+import { useT } from '../lib/i18n/I18nContext';
 import { clearBackendUrlCache } from '../services/backendUrl';
 import { clearCoreRpcUrlCache, testCoreRpcConnection } from '../services/coreRpcClient';
 import { useDeepLinkAuthState } from '../store/deepLinkAuthState';
@@ -20,6 +21,7 @@ import {
 const log = createDebug('app:welcome');
 
 const Welcome = () => {
+  const { t } = useT();
   const { isProcessing, errorMessage, requiresAppDataReset } = useDeepLinkAuthState();
 
   const [showAdvanced, setShowAdvanced] = useState(false);
@@ -55,7 +57,7 @@ const Welcome = () => {
     const normalized = normalizeRpcUrl(rpcUrl);
 
     if (!isValidRpcUrl(normalized)) {
-      setRpcUrlError('Please enter a valid HTTP or HTTPS URL');
+      setRpcUrlError(t('welcome.invalidUrl'));
       return;
     }
 
@@ -81,7 +83,7 @@ const Welcome = () => {
     const normalized = normalizeRpcUrl(rpcUrl);
 
     if (!isValidRpcUrl(normalized)) {
-      setRpcUrlError('Please enter a valid HTTP or HTTPS URL');
+      setRpcUrlError(t('welcome.invalidUrl'));
       return;
     }
 
@@ -97,11 +99,15 @@ const Welcome = () => {
         clearCoreRpcUrlCache();
         clearBackendUrlCache();
       } else {
-        setRpcUrlError(`Connection failed: ${response.status} ${response.statusText}`);
+        setRpcUrlError(
+          t('welcome.connectionFailed')
+            .replace('{status}', String(response.status))
+            .replace('{statusText}', response.statusText)
+        );
       }
     } catch (err) {
-      const message = err instanceof Error ? err.message : 'Unable to reach the RPC endpoint';
-      setRpcUrlError(`Connection failed: ${message}`);
+      const message = err instanceof Error ? err.message : t('misc.serviceUnavailable');
+      setRpcUrlError(t('welcome.connectionFailedMsg').replace('{message}', message));
     } finally {
       setIsTestingConnection(false);
     }
@@ -118,25 +124,24 @@ const Welcome = () => {
           </div>
 
           <h1 className="text-2xl font-bold text-stone-900 text-center mb-2">
-            Sign in! Let's Cook
+            {t('welcome.title')}
           </h1>
 
           <p className="text-sm text-stone-500 text-center mb-6 leading-relaxed">
-            Welcome to <span className="font-medium text-stone-900">OpenHuman</span>! Your Personal
-            AI Super Intelligence. Private, Simple and extremely powerful.
+            {t('welcome.subtitle')}
           </p>
 
           {showAdvanced ? (
             <div className="mb-5 p-4 bg-stone-50 rounded-xl border border-stone-200">
               <div className="flex items-center justify-between mb-3">
                 <label htmlFor="rpc-url-input" className="text-xs font-medium text-stone-700">
-                  Core RPC URL
+                  {t('welcome.urlPlaceholder')}
                 </label>
                 <button
                   type="button"
                   onClick={() => setShowAdvanced(false)}
                   className="text-xs text-stone-500 hover:text-stone-700">
-                  Close
+                  {t('common.close')}
                 </button>
               </div>
               <div className="flex gap-2">
@@ -156,10 +161,10 @@ const Welcome = () => {
                   {isTestingConnection ? (
                     <span className="flex items-center gap-1">
                       <span className="h-3 w-3 animate-spin rounded-full border border-stone-400 border-t-transparent" />
-                      Testing
+                      {t('welcome.connecting')}
                     </span>
                   ) : (
-                    'Test'
+                    t('welcome.connect')
                   )}
                 </button>
               </div>
@@ -173,7 +178,7 @@ const Welcome = () => {
                   type="button"
                   onClick={handleSaveRpcUrl}
                   className="px-3 py-1.5 bg-primary-500 hover:bg-primary-600 text-white text-xs font-medium rounded-lg transition-colors">
-                  Save
+                  {t('common.save')}
                 </button>
                 <button
                   type="button"
@@ -188,7 +193,7 @@ const Welcome = () => {
               type="button"
               onClick={() => setShowAdvanced(true)}
               className="mb-5 text-xs text-stone-500 hover:text-stone-700 underline">
-              Configure RPC URL (Advanced)
+              {t('welcome.connectPrompt')}
             </button>
           )}
 
diff --git a/app/src/pages/conversations/components/WorkerThreadRefCard.tsx b/app/src/pages/conversations/components/WorkerThreadRefCard.tsx
index 3b3aca502..b71aec542 100644
--- a/app/src/pages/conversations/components/WorkerThreadRefCard.tsx
+++ b/app/src/pages/conversations/components/WorkerThreadRefCard.tsx
@@ -1,5 +1,6 @@
 import { useDispatch } from 'react-redux';
 
+import { useT } from '../../../lib/i18n/I18nContext';
 import { setActiveThread } from '../../../store/threadSlice';
 import type { WorkerThreadRef } from '../utils/workerThreadRef';
 
@@ -10,11 +11,12 @@ import type { WorkerThreadRef } from '../utils/workerThreadRef';
  * sub-agent's full transcript without losing the parent conversation.
  */
 export function WorkerThreadRefCard({ ref }: { ref: WorkerThreadRef }) {
+  const { t } = useT();
   const dispatch = useDispatch();
   const meta: string[] = [];
   if (ref.agentId) meta.push(ref.agentId);
   if (typeof ref.iterations === 'number') {
-    meta.push(`${ref.iterations} ${ref.iterations === 1 ? 'turn' : 'turns'}`);
+    meta.push(`${ref.iterations} ${ref.iterations === 1 ? t('chat.turn') : t('chat.turns')}`);
   }
   if (typeof ref.elapsedMs === 'number') {
     meta.push(`${Math.round(ref.elapsedMs)}ms`);
@@ -30,7 +32,9 @@ export function WorkerThreadRefCard({ ref }: { ref: WorkerThreadRef }) {
           <span className="rounded-full bg-primary-200 px-2 py-0.5 text-[10px] font-semibold uppercase tracking-wide text-primary-800">
             {ref.label}
           </span>
-          <span className="truncate text-xs font-medium text-primary-900">Open worker thread</span>
+          <span className="truncate text-xs font-medium text-primary-900">
+            {t('chat.openWorkerThread')}
+          </span>
         </div>
         {meta.length > 0 ? (
           <div className="mt-0.5 text-[10px] text-primary-700/80">{meta.join(' · ')}</div>
diff --git a/app/src/pages/onboarding/components/BetaBanner.tsx b/app/src/pages/onboarding/components/BetaBanner.tsx
index a92add386..ad6807f74 100644
--- a/app/src/pages/onboarding/components/BetaBanner.tsx
+++ b/app/src/pages/onboarding/components/BetaBanner.tsx
@@ -1,10 +1,12 @@
 import { useState } from 'react';
 
+import { useT } from '../../../lib/i18n/I18nContext';
 import { DISCORD_INVITE_URL } from '../../../utils/links';
 
 const DISMISSED_KEY = 'openhuman_beta_banner_dismissed';
 
 const BetaBanner = () => {
+  const { t } = useT();
   const [visible, setVisible] = useState(() => {
     try {
       return localStorage.getItem(DISMISSED_KEY) !== 'true';
@@ -28,22 +30,22 @@ const BetaBanner = () => {
     <div className="mb-4 flex items-start gap-3 rounded-xl border border-amber-200 bg-amber-50 px-4 py-3">
       {/* Message */}
       <p className="flex-1 text-xs leading-relaxed text-stone-700">
-        🐣 OpenHuman is in early beta. Report bugs, give feedback, and get free credits.{' '}
+        {t('misc.beta')}{' '}
         <a
           href={DISCORD_INVITE_URL}
           target="_blank"
           rel="noopener noreferrer"
-          aria-label="Join OpenHuman Discord"
+          aria-label={t('common.learnMore')}
           className="font-medium text-amber-800 underline underline-offset-2 hover:text-amber-900">
-          Join our Discord
+          {t('common.learnMore')}
         </a>{' '}
-        to be a part of the community!
+        {t('onboarding.welcomeDesc')}
       </p>
 
       {/* Dismiss */}
       <button
         type="button"
-        aria-label="Dismiss beta notice"
+        aria-label={t('common.dismiss')}
         onClick={handleDismiss}
         className="mt-0.5 flex-shrink-0 text-stone-400 hover:text-stone-600 transition-colors">
         <svg
diff --git a/app/src/pages/onboarding/components/OnboardingNextButton.tsx b/app/src/pages/onboarding/components/OnboardingNextButton.tsx
index 91cf62f4d..a747bd8f3 100644
--- a/app/src/pages/onboarding/components/OnboardingNextButton.tsx
+++ b/app/src/pages/onboarding/components/OnboardingNextButton.tsx
@@ -1,3 +1,5 @@
+import { useT } from '../../../lib/i18n/I18nContext';
+
 interface OnboardingNextButtonProps {
   label?: string;
   onClick: () => void;
@@ -7,20 +9,25 @@ interface OnboardingNextButtonProps {
 }
 
 const OnboardingNextButton = ({
-  label = 'Continue',
+  label,
   onClick,
   disabled = false,
   loading = false,
   loadingLabel,
-}: OnboardingNextButtonProps) => (
-  <button
-    type="button"
-    data-testid="onboarding-next-button"
-    onClick={onClick}
-    disabled={disabled || loading}
-    className="w-full py-2.5 bg-primary-500 hover:bg-primary-600 active:bg-primary-700 text-white text-sm font-medium rounded-xl transition-colors disabled:opacity-50 disabled:cursor-not-allowed">
-    {loading ? (loadingLabel ?? label) : label}
-  </button>
-);
+}: OnboardingNextButtonProps) => {
+  const { t } = useT();
+  const effectiveLabel = label ?? t('common.continue');
+  const effectiveLoadingLabel = loadingLabel ?? effectiveLabel;
+  return (
+    <button
+      type="button"
+      data-testid="onboarding-next-button"
+      onClick={onClick}
+      disabled={disabled || loading}
+      className="w-full py-2.5 bg-primary-500 hover:bg-primary-600 active:bg-primary-700 text-white text-sm font-medium rounded-xl transition-colors disabled:opacity-50 disabled:cursor-not-allowed">
+      {loading ? effectiveLoadingLabel : effectiveLabel}
+    </button>
+  );
+};
 
 export default OnboardingNextButton;
diff --git a/app/src/pages/onboarding/pages/ChatProviderPage.tsx b/app/src/pages/onboarding/pages/ChatProviderPage.tsx
index e7e601523..8f68654fa 100644
--- a/app/src/pages/onboarding/pages/ChatProviderPage.tsx
+++ b/app/src/pages/onboarding/pages/ChatProviderPage.tsx
@@ -1,5 +1,6 @@
 import { useState } from 'react';
 
+import { useT } from '../../../lib/i18n/I18nContext';
 import OnboardingNextButton from '../components/OnboardingNextButton';
 import { useOnboardingContext } from '../OnboardingContext';
 
@@ -12,6 +13,7 @@ import { useOnboardingContext } from '../OnboardingContext';
  * scaffolding can ship on its own.
  */
 const ChatProviderPage = () => {
+  const { t } = useT();
   const { completeAndExit } = useOnboardingContext();
   const [loading, setLoading] = useState(false);
   const [error, setError] = useState<string | null>(null);
@@ -32,14 +34,14 @@ const ChatProviderPage = () => {
       data-testid="onboarding-chat-provider-step"
       className="rounded-2xl border border-stone-200 bg-white p-8 shadow-soft animate-fade-up">
       <div className="text-center mb-5">
-        <h1 className="text-xl font-bold mb-2 text-stone-900">Pick your chat provider</h1>
+        <h1 className="text-xl font-bold mb-2 text-stone-900">{t('onboarding.chatProvider')}</h1>
         <p className="text-stone-500 text-sm leading-relaxed max-w-sm mx-auto">
-          Choose one chat provider to start with. You can connect more later from Skills.
+          {t('onboarding.chatProviderDesc')}
         </p>
       </div>
 
       <div className="rounded-xl border border-dashed border-stone-200 bg-stone-50 p-6 mb-5 text-center text-sm text-stone-500">
-        Provider picker coming soon.
+        {t('misc.beta')}
       </div>
 
       {error && <p className="text-coral-400 text-sm mb-3 text-center">{error}</p>}
@@ -47,8 +49,8 @@ const ChatProviderPage = () => {
       <OnboardingNextButton
         onClick={handleFinish}
         loading={loading}
-        loadingLabel="Finishing…"
-        label="Finish"
+        loadingLabel={t('common.finish')}
+        label={t('common.finish')}
       />
     </div>
   );
diff --git a/app/src/pages/onboarding/steps/ContextGatheringStep.tsx b/app/src/pages/onboarding/steps/ContextGatheringStep.tsx
index 427298f9a..8f3682154 100644
--- a/app/src/pages/onboarding/steps/ContextGatheringStep.tsx
+++ b/app/src/pages/onboarding/steps/ContextGatheringStep.tsx
@@ -286,10 +286,10 @@ const ContextGatheringStep = ({
     return (
       <div className="rounded-2xl border border-stone-200 bg-white p-8 shadow-soft animate-fade-up">
         <div className="flex flex-col items-center justify-center gap-5">
-          <h1 className="text-xl font-bold text-stone-900">Almost there!</h1>
+          <h1 className="text-xl font-bold text-stone-900">Context Gathering</h1>
           <p className="text-sm text-stone-600 text-center max-w-xs leading-relaxed">
             We couldn&apos;t build your full profile right now, but that&apos;s okay — you can
-            always update it later.
+            continue and your profile will build over time.
           </p>
           <OnboardingNextButton label="Continue to chat" onClick={continueToChat} />
         </div>
@@ -305,7 +305,9 @@ const ContextGatheringStep = ({
 
         {/* Title */}
         <h1 className="text-xl font-bold text-stone-900 animate-pulse">Building your profile...</h1>
-        <p className="text-sm text-stone-500 leading-relaxed">This will only take a moment.</p>
+        <p className="text-sm text-stone-500 leading-relaxed">
+          Connecting your integrations and building your personal context.
+        </p>
 
         {/* Skeleton bars */}
         <div className="w-64 flex flex-col gap-3 mt-2">
diff --git a/app/src/pages/onboarding/steps/LocalAIStep.tsx b/app/src/pages/onboarding/steps/LocalAIStep.tsx
index 416615384..3972ede2e 100644
--- a/app/src/pages/onboarding/steps/LocalAIStep.tsx
+++ b/app/src/pages/onboarding/steps/LocalAIStep.tsx
@@ -1,5 +1,6 @@
 import { useCallback, useEffect, useRef, useState } from 'react';
 
+import { useT } from '../../../lib/i18n/I18nContext';
 import { bootstrapLocalAiWithRecommendedPreset } from '../../../utils/localAiBootstrap';
 import { openhumanLocalAiPresets } from '../../../utils/tauriCommands';
 import OnboardingNextButton from '../components/OnboardingNextButton';
@@ -13,6 +14,7 @@ interface LocalAIStepProps {
 }
 
 const LocalAIStep = ({ onNext, onBack: _onBack, onDownloadError }: LocalAIStepProps) => {
+  const { t } = useT();
   const downloadStartedRef = useRef(false);
   const [recommendDisabled, setRecommendDisabled] = useState<boolean | null>(null);
 
@@ -78,37 +80,27 @@ const LocalAIStep = ({ onNext, onBack: _onBack, onDownloadError }: LocalAIStepPr
               />
             </svg>
           </div>
-          <h1 className="text-xl font-bold mb-2 text-stone-900">AI — Cloud Mode</h1>
-          <p className="text-stone-600 text-sm text-center">
-            Your device has limited RAM, so we&apos;ll use a fast, lightweight cloud model for AI
-            features. You can switch to local AI later in Settings.
-          </p>
+          <h1 className="text-xl font-bold mb-2 text-stone-900">{t('onboarding.localAI')}</h1>
+          <p className="text-stone-600 text-sm text-center">{t('onboarding.localAIDesc')}</p>
         </div>
 
         <div className="space-y-2 mb-5">
           <div className="rounded-xl border border-primary-200 bg-primary-50 px-3 py-2">
             <p className="text-xs text-stone-700">
-              <span className="font-semibold">Fast &amp; lightweight</span>
-              <span className="text-stone-600">
-                &nbsp;— uses a cheap cloud summarizer model with minimal latency.
-              </span>
+              <span className="font-semibold">{t('onboarding.localAI')}</span>
+              <span className="text-stone-600">&nbsp;— {t('onboarding.localAIDesc')}</span>
             </p>
           </div>
           <div className="rounded-xl border border-stone-200 bg-stone-50 px-3 py-2">
             <p className="text-xs text-stone-700">
-              <span className="font-semibold">No downloads needed</span>
-              <span className="text-stone-600">
-                &nbsp;— no large model files or Ollama install required.
-              </span>
+              <span className="font-semibold">{t('common.download')}</span>
+              <span className="text-stone-600">&nbsp;— {t('misc.downloading')}</span>
             </p>
           </div>
           <div className="rounded-xl border border-amber-200 bg-amber-50 px-3 py-2">
             <p className="text-xs text-stone-700">
-              <span className="font-semibold">Requires internet</span>
-              <span className="text-stone-600">
-                &nbsp;— AI features need an active connection. You can opt into local AI in Settings
-                if preferred.
-              </span>
+              <span className="font-semibold">{t('welcome.connect')}</span>
+              <span className="text-stone-600">&nbsp;— {t('onboarding.localAIDesc')}</span>
             </p>
           </div>
         </div>
@@ -144,37 +136,27 @@ const LocalAIStep = ({ onNext, onBack: _onBack, onDownloadError }: LocalAIStepPr
             />
           </svg>
         </div>
-        <h1 className="text-xl font-bold mb-2 text-stone-900">Choose how AI runs</h1>
-        <p className="text-stone-600 text-sm text-center">
-          We&apos;ll start with a fast cloud model so you&apos;re productive right away. You can
-          switch to fully local AI any time — either now or later from Settings.
-        </p>
+        <h1 className="text-xl font-bold mb-2 text-stone-900">{t('onboarding.localAI')}</h1>
+        <p className="text-stone-600 text-sm text-center">{t('onboarding.localAIDesc')}</p>
       </div>
 
       <div className="space-y-2 mb-5">
         <div className="rounded-xl border border-primary-200 bg-primary-50 px-3 py-2">
           <p className="text-xs text-stone-700">
-            <span className="font-semibold">Cloud AI (default)</span>
-            <span className="text-stone-600">
-              &nbsp;— fast, lightweight, no downloads. Requires an internet connection.
-            </span>
+            <span className="font-semibold">{t('onboarding.localAI')}</span>
+            <span className="text-stone-600">&nbsp;— {t('onboarding.localAIDesc')}</span>
           </p>
         </div>
         <div className="rounded-xl border border-stone-200 bg-stone-50 px-3 py-2">
           <p className="text-xs text-stone-700">
-            <span className="font-semibold">Local AI (opt-in)</span>
-            <span className="text-stone-600">
-              &nbsp;— runs fully on-device with Ollama for complete privacy. Uses disk space and
-              RAM.
-            </span>
+            <span className="font-semibold">{t('onboarding.localAI')}</span>
+            <span className="text-stone-600">&nbsp;— {t('onboarding.localAIDesc')}</span>
           </p>
         </div>
         <div className="rounded-xl border border-stone-200 bg-stone-50 px-3 py-2">
           <p className="text-xs text-stone-700">
-            <span className="font-semibold">Switch any time</span>
-            <span className="text-stone-600">
-              &nbsp;— change your AI mode later from Settings → Local AI Model.
-            </span>
+            <span className="font-semibold">{t('common.refresh')}</span>
+            <span className="text-stone-600">&nbsp;— {t('onboarding.localAIDesc')}</span>
           </p>
         </div>
       </div>
diff --git a/app/src/pages/onboarding/steps/ReferralApplyStep.tsx b/app/src/pages/onboarding/steps/ReferralApplyStep.tsx
index 0f7610acf..d1baee8fe 100644
--- a/app/src/pages/onboarding/steps/ReferralApplyStep.tsx
+++ b/app/src/pages/onboarding/steps/ReferralApplyStep.tsx
@@ -1,5 +1,6 @@
 import { useState } from 'react';
 
+import { useT } from '../../../lib/i18n/I18nContext';
 import { useCoreState } from '../../../providers/CoreStateProvider';
 import { referralApi } from '../../../services/api/referralApi';
 
@@ -15,6 +16,7 @@ interface ReferralApplyStepProps {
  * Only eligible if the user has not yet subscribed.
  */
 const ReferralApplyStep = ({ onNext, onApplied }: ReferralApplyStepProps) => {
+  const { t } = useT();
   const { refresh } = useCoreState();
   const [code, setCode] = useState('');
   const [isLoading, setIsLoading] = useState(false);
@@ -71,11 +73,8 @@ const ReferralApplyStep = ({ onNext, onApplied }: ReferralApplyStepProps) => {
   return (
     <div className="rounded-2xl border border-stone-200 bg-white p-8 shadow-soft animate-fade-up">
       <div className="text-center mb-6">
-        <h1 className="text-xl font-bold mb-2 text-stone-900">Referral code</h1>
-        <p className="text-stone-600 text-sm">
-          If a friend shared OpenHuman with you, enter their referral code here. You can skip—this
-          stays available on the Rewards page while you&apos;re eligible.
-        </p>
+        <h1 className="text-xl font-bold mb-2 text-stone-900">{t('onboarding.referral')}</h1>
+        <p className="text-stone-600 text-sm">{t('onboarding.referralDesc')}</p>
       </div>
 
       {success ? (
@@ -94,7 +93,7 @@ const ReferralApplyStep = ({ onNext, onApplied }: ReferralApplyStepProps) => {
               />
             </svg>
           </div>
-          <p className="text-sage-600 font-medium text-sm">Referral code applied.</p>
+          <p className="text-sage-600 font-medium text-sm">{t('common.success')}</p>
         </div>
       ) : (
         <>
@@ -104,7 +103,7 @@ const ReferralApplyStep = ({ onNext, onApplied }: ReferralApplyStepProps) => {
               value={code}
               onChange={e => setCode(e.target.value.toUpperCase())}
               onKeyDown={e => e.key === 'Enter' && void handleApply()}
-              placeholder="Enter referral code"
+              placeholder={t('rewards.referralCode')}
               className="w-full px-4 py-3 bg-stone-50 border border-stone-200 rounded-xl text-center font-mono text-lg tracking-widest text-stone-900 placeholder:text-stone-400 placeholder:tracking-normal placeholder:font-sans placeholder:text-sm focus:outline-none focus:ring-2 focus:ring-primary-500/50 focus:border-primary-500/50 transition-all"
               disabled={isLoading}
             />
@@ -117,14 +116,14 @@ const ReferralApplyStep = ({ onNext, onApplied }: ReferralApplyStepProps) => {
               onClick={onNext}
               disabled={isLoading}
               className="flex-1 py-2.5 text-sm font-medium rounded-xl border border-stone-200 text-stone-500 hover:text-stone-700 hover:border-stone-300 transition-colors">
-              Skip for now
+              {t('onboarding.skip')}
             </button>
             <button
               type="button"
               onClick={() => void handleApply()}
               disabled={isLoading || !code.trim()}
               className="btn-primary flex-1 py-2.5 text-sm font-medium rounded-xl disabled:opacity-50 disabled:cursor-not-allowed">
-              {isLoading ? 'Applying…' : 'Apply code'}
+              {isLoading ? t('common.loading') : t('common.submit')}
             </button>
           </div>
         </>
diff --git a/app/src/pages/onboarding/steps/SkillsStep.tsx b/app/src/pages/onboarding/steps/SkillsStep.tsx
index f5b6cece0..71c00e3a9 100644
--- a/app/src/pages/onboarding/steps/SkillsStep.tsx
+++ b/app/src/pages/onboarding/steps/SkillsStep.tsx
@@ -7,6 +7,7 @@ import {
 } from '../../../components/composio/toolkitMeta';
 import { useComposioIntegrations } from '../../../lib/composio/hooks';
 import { type ComposioConnection, deriveComposioState } from '../../../lib/composio/types';
+import { useT } from '../../../lib/i18n/I18nContext';
 import OnboardingNextButton from '../components/OnboardingNextButton';
 
 export interface SkillsConnections {
@@ -32,14 +33,17 @@ function statusDotClass(connection: ComposioConnection | undefined): string {
   }
 }
 
-function statusLabel(state: ReturnType<typeof deriveComposioState>): string {
+function statusLabel(
+  state: ReturnType<typeof deriveComposioState>,
+  t: (key: string) => string
+): string {
   switch (state) {
     case 'connected':
-      return 'Connected';
+      return t('skills.connected');
     case 'pending':
-      return 'Connecting';
+      return t('channels.status.connecting');
     case 'error':
-      return 'Error';
+      return t('common.error');
     default:
       return '';
   }
@@ -59,6 +63,7 @@ function statusColor(state: ReturnType<typeof deriveComposioState>): string {
 }
 
 const SkillsStep = ({ onNext, onBack: _onBack }: SkillsStepProps) => {
+  const { t } = useT();
   const [submitting, setSubmitting] = useState(false);
   const [error, setError] = useState<string | null>(null);
   const [activeToolkit, setActiveToolkit] = useState<ComposioToolkitMeta | null>(null);
@@ -90,22 +95,19 @@ const SkillsStep = ({ onNext, onBack: _onBack }: SkillsStepProps) => {
   return (
     <div className="rounded-2xl border border-stone-200 bg-white p-8 shadow-soft animate-fade-up">
       <div className="text-center mb-4">
-        <h1 className="text-xl font-bold mb-2 text-stone-900">Connect your Gmail</h1>
-        <p className="text-stone-600 text-sm">
-          Sign in to Gmail so OpenHuman can build a short profile about you. Your data stays on your
-          device.
-        </p>
+        <h1 className="text-xl font-bold mb-2 text-stone-900">{t('skills.connect')}</h1>
+        <p className="text-stone-600 text-sm">{t('skills.available')}</p>
       </div>
 
       <div className="mb-4 space-y-2">
         {composioError ? (
           <div className="rounded-xl border border-amber-200 bg-amber-50 p-4 text-center">
-            <p className="text-sm text-amber-700 mb-2">Could not load integrations</p>
+            <p className="text-sm text-amber-700 mb-2">{t('common.error')}</p>
             <button
               type="button"
               onClick={() => void refreshComposio()}
               className="text-xs font-medium text-amber-800 border border-amber-300 rounded-lg px-3 py-1 hover:bg-amber-100 transition-colors">
-              Retry
+              {t('common.retry')}
             </button>
           </div>
         ) : (
@@ -123,13 +125,13 @@ const SkillsStep = ({ onNext, onBack: _onBack }: SkillsStepProps) => {
                 <span className="truncate text-sm font-semibold text-stone-900">
                   {gmailMeta.name}
                 </span>
-                {statusLabel(gmailState) && (
+                {statusLabel(gmailState, t) && (
                   <>
                     <div
                       className={`h-1.5 w-1.5 flex-shrink-0 rounded-full ${statusDotClass(gmailConnection)}`}
                     />
                     <span className={`flex-shrink-0 text-xs ${statusColor(gmailState)}`}>
-                      {statusLabel(gmailState)}
+                      {statusLabel(gmailState, t)}
                     </span>
                   </>
                 )}
@@ -147,15 +149,13 @@ const SkillsStep = ({ onNext, onBack: _onBack }: SkillsStepProps) => {
                     ? 'border-amber-200 bg-amber-50 text-amber-700'
                     : 'border-primary-200 bg-primary-50 text-primary-700'
               }`}>
-              {gmailConnected ? 'Manage' : gmailState === 'pending' ? 'Waiting' : 'Connect'}
+              {gmailConnected ? t('skills.configure') : t('skills.connect')}
             </span>
           </button>
         )}
 
         <div className="rounded-xl border border-stone-100 bg-stone-50 px-3 py-2.5 text-center">
-          <p className="text-xs text-stone-400">
-            More providers (Slack, Notion, Drive, …) available after setup
-          </p>
+          <p className="text-xs text-stone-400">{t('skills.available')}</p>
         </div>
       </div>
 
@@ -164,8 +164,8 @@ const SkillsStep = ({ onNext, onBack: _onBack }: SkillsStepProps) => {
       <OnboardingNextButton
         onClick={handleContinue}
         loading={submitting}
-        loadingLabel="Loading..."
-        label={gmailConnected ? 'Continue' : 'Skip for Now'}
+        loadingLabel={t('common.loading')}
+        label={gmailConnected ? t('common.continue') : 'Skip for Now'}
       />
 
       {activeToolkit && (
diff --git a/app/src/pages/onboarding/steps/WelcomeStep.tsx b/app/src/pages/onboarding/steps/WelcomeStep.tsx
index 2a87cae10..7226e1ea4 100644
--- a/app/src/pages/onboarding/steps/WelcomeStep.tsx
+++ b/app/src/pages/onboarding/steps/WelcomeStep.tsx
@@ -1,4 +1,5 @@
 import WhatLeavesLink from '../../../features/privacy/WhatLeavesLink';
+import { useT } from '../../../lib/i18n/I18nContext';
 import OnboardingNextButton from '../components/OnboardingNextButton';
 
 interface WelcomeStepProps {
@@ -6,6 +7,7 @@ interface WelcomeStepProps {
 }
 
 const WelcomeStep = ({ onNext }: WelcomeStepProps) => {
+  const { t } = useT();
   return (
     <div
       data-testid="onboarding-welcome-step"
@@ -13,15 +15,14 @@ const WelcomeStep = ({ onNext }: WelcomeStepProps) => {
       <div className="flex flex-col items-center text-center">
         <img src="/logo.png" alt="OpenHuman" className="w-20 h-20 rounded-2xl mb-5" />
         <h1 className="text-3xl font-display text-stone-900 mb-3 leading-tight">
-          Hi. I'm OpenHuman.
+          {t('onboarding.welcome')}
         </h1>
         <p className="text-stone-500 text-sm leading-relaxed max-w-sm">
-          Your super-intelligent AI assistant that runs on your computer. Private, simple, and
-          extremely powerful.
+          {t('onboarding.welcomeDesc')}
         </p>
       </div>
       <div className="mt-8">
-        <OnboardingNextButton label="Let's Start" onClick={onNext} />
+        <OnboardingNextButton label={t('onboarding.getStarted')} onClick={onNext} />
       </div>
       <div className="mt-4 flex justify-center">
         <WhatLeavesLink />
diff --git a/app/src/pages/onboarding/steps/__tests__/WelcomeStep.test.tsx b/app/src/pages/onboarding/steps/__tests__/WelcomeStep.test.tsx
index 62f204dbb..c45b624dc 100644
--- a/app/src/pages/onboarding/steps/__tests__/WelcomeStep.test.tsx
+++ b/app/src/pages/onboarding/steps/__tests__/WelcomeStep.test.tsx
@@ -23,12 +23,12 @@ describe('WelcomeStep', () => {
   it('fires onNext when the CTA is clicked', () => {
     const onNext = vi.fn();
     renderWithProviders(<WelcomeStep onNext={onNext} />);
-    fireEvent.click(screen.getByRole('button', { name: "Let's Start" }));
+    fireEvent.click(screen.getByRole('button', { name: 'Get Started' }));
     expect(onNext).toHaveBeenCalledTimes(1);
   });
 
   it('CTA is always enabled (WelcomeStep has no disabled/loading props)', () => {
     renderWithProviders(<WelcomeStep onNext={() => {}} />);
-    expect(screen.getByRole('button', { name: "Let's Start" })).not.toBeDisabled();
+    expect(screen.getByRole('button', { name: 'Get Started' })).not.toBeDisabled();
   });
 });
diff --git a/app/src/store/index.ts b/app/src/store/index.ts
index 7cd2b07ac..6c3819581 100644
--- a/app/src/store/index.ts
+++ b/app/src/store/index.ts
@@ -17,6 +17,7 @@ import channelConnectionsReducer from './channelConnectionsSlice';
 import chatRuntimeReducer from './chatRuntimeSlice';
 import connectivityReducer from './connectivitySlice';
 import coreModeReducer from './coreModeSlice';
+import localeReducer from './localeSlice';
 import mascotReducer from './mascotSlice';
 import notificationReducer from './notificationSlice';
 import providerSurfacesReducer from './providerSurfaceSlice';
@@ -73,6 +74,9 @@ const coreModePersistConfig = {
 };
 const persistedCoreModeReducer = persistReducer(coreModePersistConfig, coreModeReducer);
 
+const localePersistConfig = { key: 'locale', storage: localStorageAdapter, whitelist: ['current'] };
+const persistedLocaleReducer = persistReducer(localePersistConfig, localeReducer);
+
 const channelConnectionsPersistConfig = {
   key: 'channelConnections',
   storage,
@@ -125,6 +129,7 @@ export const store = configureStore({
     notifications: persistedNotificationReducer,
     providerSurfaces: providerSurfacesReducer,
     coreMode: persistedCoreModeReducer,
+    locale: persistedLocaleReducer,
     mascot: persistedMascotReducer,
   },
   middleware: getDefaultMiddleware => {
diff --git a/app/src/store/localeSlice.ts b/app/src/store/localeSlice.ts
new file mode 100644
index 000000000..cc5951de1
--- /dev/null
+++ b/app/src/store/localeSlice.ts
@@ -0,0 +1,32 @@
+import { createSlice, type PayloadAction } from '@reduxjs/toolkit';
+
+import type { Locale } from '../lib/i18n/types';
+
+function detectLocale(): Locale {
+  try {
+    const nav = navigator.language;
+    if (nav && nav.toLowerCase().startsWith('zh')) return 'zh-CN';
+  } catch {
+    // browser API unavailable
+  }
+  return 'en';
+}
+
+interface LocaleState {
+  current: Locale;
+}
+
+const initialState: LocaleState = { current: detectLocale() };
+
+const localeSlice = createSlice({
+  name: 'locale',
+  initialState,
+  reducers: {
+    setLocale(state, action: PayloadAction<Locale>) {
+      state.current = action.payload;
+    },
+  },
+});
+
+export const { setLocale } = localeSlice.actions;
+export default localeSlice.reducer;