diff --git a/packages/theme/src/services/i18n/i18n-url.guard.ts b/packages/theme/src/services/i18n/i18n-url.guard.ts
index bf1113ee0..21c4b6345 100644
--- a/packages/theme/src/services/i18n/i18n-url.guard.ts
+++ b/packages/theme/src/services/i18n/i18n-url.guard.ts
@@ -25,7 +25,9 @@ export class AlainI18NGuardService {
 }
 
 /**
- * Simple 路由守卫, [ACL Document](https://ng-alain.com/auth/guard).
+ * Internationalization guard, automatically recognizes the language in Url and triggers the `ALAIN_I18N_TOKEN.use` method
+ *
+ * 国际化守卫，自动识别Url中的语言，并触发 `ALAIN_I18N_TOKEN.use` 方法
  *
  * ```ts
  * data: {
@@ -37,7 +39,9 @@ export class AlainI18NGuardService {
 export const alainI18nCanActivate: CanActivateFn = childRoute => inject(AlainI18NGuardService).process(childRoute);
 
 /**
- * Simple 路由守卫, [ACL Document](https://ng-alain.com/auth/guard).
+ * Internationalization guard, automatically recognizes the language in Url and triggers the `ALAIN_I18N_TOKEN.use` method
+ *
+ * 国际化守卫，自动识别Url中的语言，并触发 `ALAIN_I18N_TOKEN.use` 方法
  *
  * ```ts
  * data: {
diff --git a/src/app/layout/header/header.component.ts b/src/app/layout/header/header.component.ts
index 8a09b6be1..2adfaadd8 100644
--- a/src/app/layout/header/header.component.ts
+++ b/src/app/layout/header/header.component.ts
@@ -8,7 +8,7 @@ import { copy } from '@delon/util/browser';
 import type { NzSafeAny } from 'ng-zorro-antd/core/types';
 import { NzMessageService } from 'ng-zorro-antd/message';
 
-import { I18NService, MobileService } from '@core';
+import { I18NService, LangType, MobileService } from '@core';
 
 import { MetaSearchGroupItem } from '../../interfaces';
 import { LayoutComponent } from '../layout.component';
@@ -100,6 +100,7 @@ export class HeaderComponent implements AfterViewInit {
   }
 
   langChange(language: 'en' | 'zh'): void {
+    this.i18n.use(language as LangType, {}, false);
     this.router.navigateByUrl(`${this.i18n.getRealUrl(this.router.url)}/${language}`).then(() => {
       this.layout.render = false;
       setTimeout(() => {
diff --git a/src/app/routes/routes.module.ts b/src/app/routes/routes.module.ts
index a1c1bae90..a3758e365 100644
--- a/src/app/routes/routes.module.ts
+++ b/src/app/routes/routes.module.ts
@@ -1,8 +1,6 @@
 import { NgModule } from '@angular/core';
 import { Route, RouterModule } from '@angular/router';
 
-import { alainI18nCanActivate } from '@delon/theme';
-
 import { NotFoundComponent } from './404/404.component';
 import { HomeComponent } from './home/home.component';
 import { LayoutComponent } from '../layout/layout.component';
@@ -14,7 +12,6 @@ const routes: Route[] = [
   {
     path: '',
     component: LayoutComponent,
-    canActivateChild: [alainI18nCanActivate],
     children: [
       { path: '', redirectTo: 'en', pathMatch: 'full' },
       { path: ':lang', component: HomeComponent, data: { titleI18n: 'slogan' } },