diff --git a/packages/common/env/package.json b/packages/common/env/package.json
index cd694ddb07..803e36720d 100644
--- a/packages/common/env/package.json
+++ b/packages/common/env/package.json
@@ -27,4 +27,4 @@
     "zod": "^3.22.4"
   },
   "version": "0.15.0"
-}
\ No newline at end of file
+}
diff --git a/packages/common/infra/package.json b/packages/common/infra/package.json
index b16510f66e..9e1430e0c1 100644
--- a/packages/common/infra/package.json
+++ b/packages/common/infra/package.json
@@ -74,4 +74,4 @@
     }
   },
   "version": "0.15.0"
-}
\ No newline at end of file
+}
diff --git a/packages/frontend/component/package.json b/packages/frontend/component/package.json
index 934965fe7c..3ab57f7ecc 100644
--- a/packages/frontend/component/package.json
+++ b/packages/frontend/component/package.json
@@ -111,4 +111,4 @@
     "vitest": "1.6.0"
   },
   "version": "0.15.0"
-}
\ No newline at end of file
+}
diff --git a/packages/frontend/core/package.json b/packages/frontend/core/package.json
index a15b08d639..e8fbc17943 100644
--- a/packages/frontend/core/package.json
+++ b/packages/frontend/core/package.json
@@ -116,4 +116,4 @@
     "mime-types": "^2.1.35",
     "vitest": "1.6.0"
   }
-}
\ No newline at end of file
+}
diff --git a/packages/frontend/electron/package.json b/packages/frontend/electron/package.json
index 963b562aa5..ef1a8d451d 100644
--- a/packages/frontend/electron/package.json
+++ b/packages/frontend/electron/package.json
@@ -95,4 +95,4 @@
   "peerDependencies": {
     "ts-node": "*"
   }
-}
\ No newline at end of file
+}
diff --git a/packages/frontend/electron/renderer/shell/index.tsx b/packages/frontend/electron/renderer/shell/index.tsx
index 59de48d576..9730d9909b 100644
--- a/packages/frontend/electron/renderer/shell/index.tsx
+++ b/packages/frontend/electron/renderer/shell/index.tsx
@@ -9,6 +9,7 @@ import { configureAppTabsHeaderModule } from '@affine/core/modules/app-tabs-head
 import { configureElectronStateStorageImpls } from '@affine/core/modules/storage';
 import { performanceLogger } from '@affine/core/shared';
 import { apis, events } from '@affine/electron-api';
+import { createI18n, setUpLanguage } from '@affine/i18n';
 import {
   configureGlobalStorageModule,
   Framework,
@@ -27,7 +28,14 @@ const frameworkProvider = framework.provider();
 
 const logger = performanceLogger.namespace('shell');
 
-function main() {
+async function loadLanguage() {
+  const i18n = createI18n();
+  document.documentElement.lang = i18n.language;
+
+  await setUpLanguage(i18n);
+}
+
+async function main() {
   const handleMaximized = (maximized: boolean | undefined) => {
     document.documentElement.dataset.maximized = String(maximized);
   };
@@ -39,6 +47,9 @@ function main() {
   apis?.ui.isFullScreen().then(handleFullscreen).catch(console.error);
   events?.ui.onMaximized(handleMaximized);
   events?.ui.onFullScreen(handleFullscreen);
+
+  await loadLanguage();
+  mountApp();
 }
 
 function mountApp() {
@@ -58,9 +69,4 @@ function mountApp() {
   );
 }
 
-try {
-  main();
-  mountApp();
-} catch (err) {
-  console.error('Failed to bootstrap app', err);
-}
+main().catch(console.error);
diff --git a/tools/cli/package.json b/tools/cli/package.json
index df19bd66a2..d85c103ad3 100644
--- a/tools/cli/package.json
+++ b/tools/cli/package.json
@@ -46,4 +46,4 @@
     "dev": "node --loader ts-node/esm/transpile-only.mjs ./src/bin/dev.ts"
   },
   "version": "0.15.0"
-}
\ No newline at end of file
+}