diff --git a/apps/web-antd/src/layouts/auth.vue b/apps/web-antd/src/layouts/auth.vue
index 02a4c8bbd..dea9d2e7c 100644
--- a/apps/web-antd/src/layouts/auth.vue
+++ b/apps/web-antd/src/layouts/auth.vue
@@ -50,7 +50,7 @@ const { isDark } = usePreferences();
       class="absolute right-2 top-4 z-20 flex items-center gap-1 rounded-3xl bg-accent px-3 py-1 lg:right-6 lg:top-6"
     >
       <LanguageToggle v-if="preferences.widget.languageToggle" />
-      <ThemeToggle v-if="preferences.widget.themeToggle" />
+      <!-- <ThemeToggle v-if="preferences.widget.themeToggle" /> -->
     </div>
 
     <!-- 内容区域 -->
diff --git a/apps/web-antd/src/preferences.ts b/apps/web-antd/src/preferences.ts
index 16616a40f..c996a2c21 100644
--- a/apps/web-antd/src/preferences.ts
+++ b/apps/web-antd/src/preferences.ts
@@ -22,4 +22,8 @@ export const overridesPreferences = defineOverridesPreferences({
     companyName: import.meta.env.VITE_APP_TITLE,
     companySiteLink: 'https://www.vs-cushwake.com/',
   },
+  theme: {
+    /** 主题模式：'light' 为浅色模式，'dark' 为深色模式，'auto' 为跟随系统 */
+    mode: 'light',
+  },
 });
diff --git a/packages/effects/layouts/src/basic/header/header.vue b/packages/effects/layouts/src/basic/header/header.vue
index 44ec67172..1b7bb51f0 100644
--- a/packages/effects/layouts/src/basic/header/header.vue
+++ b/packages/effects/layouts/src/basic/header/header.vue
@@ -8,13 +8,7 @@ import { useAccessStore } from '@vben/stores';
 
 import { VbenFullScreen, VbenIconButton } from '@vben-core/shadcn-ui';
 
-import {
-  GlobalSearch,
-  LanguageToggle,
-  PreferencesButton,
-  ThemeToggle,
-  TimezoneButton,
-} from '../../widgets';
+import { GlobalSearch, LanguageToggle, TimezoneButton } from '../../widgets';
 
 interface Props {
   /**
@@ -158,15 +152,15 @@ function clearPreferencesAndLogout() {
           />
         </template>
 
-        <template v-else-if="slot.name === 'preferences'">
+        <!-- <template v-else-if="slot.name === 'preferences'">
           <PreferencesButton
             class="mr-1"
             @clear-preferences-and-logout="clearPreferencesAndLogout"
           />
-        </template>
-        <template v-else-if="slot.name === 'theme-toggle'">
+        </template> -->
+        <!-- <template v-else-if="slot.name === 'theme-toggle'">
           <ThemeToggle class="mr-1 mt-[2px]" />
-        </template>
+        </template> -->
         <template v-else-if="slot.name === 'language-toggle'">
           <LanguageToggle class="mr-1" />
         </template>