.

app/[locale]/page.tsx

@@ -13,7 +13,7 @@ import { useTranslation } from "react-i18next"
 
 export default function HomePage() {
   const { theme } = useTheme()
-  const { t } = useTranslation()
+  const { t, i18n } = useTranslation()
 
   const [preferredLanguage, setPreferredLanguage] = useState<string>('en') // 默认语言为 'en'
 
@@ -22,6 +22,8 @@ export default function HomePage() {
     const languageFromStorage = localStorage.getItem('preferred-language') || document.cookie.split('; ').find(row => row.startsWith('preferred-language='))?.split('=')[1];
     if (languageFromStorage) {
       setPreferredLanguage(languageFromStorage);
+      // 更新 i18n 的语言设置
+      i18n.changeLanguage(languageFromStorage); // 通过 i18n 更新默认语言      
     }
   }, []);