diff --git a/index.html b/index.html
index e4cc4771..e90aa0ca 100644
--- a/index.html
+++ b/index.html
@@ -572,9 +572,9 @@
         return /^#[0-9a-f]{6}$/i.test(cachedBackground || '') ? cachedBackground : null
       }
 
-      // 读取已保存的主题偏好，缺省时跟随系统。
+      // 读取已保存的主题偏好，缺省时使用玻璃主题。
       function getSavedThemePreference() {
-        return getLocalStorageValue('theme') || 'auto'
+        return getLocalStorageValue('theme') || 'glass'
       }
 
       // 将启动阶段的主题偏好解析为实际主题。
diff --git a/package.json b/package.json
index 91bc2390..34dcd078 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "moviepilot",
-  "version": "3.0.0",
+  "version": "3.0.1",
   "private": true,
   "type": "module",
   "bin": "dist/service.js",
diff --git a/src/App.vue b/src/App.vue
index a68e85a1..20b1e48f 100644
--- a/src/App.vue
+++ b/src/App.vue
@@ -129,7 +129,7 @@ const glassMaterialTintColor = computed(
     normalizeThemeMaterialAccent(globalTheme.current.value.colors.primary)?.hex ??
     normalizeThemeMaterialAccent(themeCustomizerPrimaryColors[0].value)!.hex,
 )
-let themeValue = localStorage.getItem('theme') || 'auto'
+let themeValue = localStorage.getItem('theme') || 'glass'
 let resumeThemeSyncTimer: number | null = null
 globalTheme.name.value = resolveInitialThemeName(themeValue)
 applyStoredThemeCustomizerAppearance(vuetifyTheme)
@@ -527,7 +527,7 @@ function syncThemePreferenceFromStorage(preferCachedAuto = false) {
     resumeThemeSyncTimer = null
   }
 
-  themeValue = localStorage.getItem('theme') || 'auto'
+  themeValue = localStorage.getItem('theme') || 'glass'
 
   const resolvedTheme =
     themeValue === 'auto' && preferCachedAuto
@@ -561,7 +561,7 @@ function syncThemePreferenceFromStorage(preferCachedAuto = false) {
 
 // 系统配色变化时，在自动主题模式下刷新当前实际主题。
 function handleSystemThemeChange() {
-  if ((localStorage.getItem('theme') || 'auto') === 'auto') {
+  if ((localStorage.getItem('theme') || 'glass') === 'auto') {
     syncThemePreferenceFromStorage()
   }
 }
diff --git a/src/components/theme/ThemeCustomizer.vue b/src/components/theme/ThemeCustomizer.vue
index 7e490e45..3f8198ab 100644
--- a/src/components/theme/ThemeCustomizer.vue
+++ b/src/components/theme/ThemeCustomizer.vue
@@ -215,7 +215,7 @@ async function handleResetSettings() {
   await setRadius('default')
   await setShadow('0')
   await setSkin('default')
-  await setTheme('auto')
+  await setTheme('glass')
 }
 </script>
 
diff --git a/src/composables/useThemeCustomizer.ts b/src/composables/useThemeCustomizer.ts
index 7a36b26c..7e80712c 100644
--- a/src/composables/useThemeCustomizer.ts
+++ b/src/composables/useThemeCustomizer.ts
@@ -168,11 +168,11 @@ function isHexColor(color: unknown): color is string {
 
 /** 读取并校验本地存储中的主题偏好。 */
 function readStoredThemePreference(): ThemeCustomizerTheme {
-  if (!isBrowser()) return 'auto'
+  if (!isBrowser()) return 'glass'
 
   const storedTheme = localStorage.getItem('theme')
 
-  return validThemes.includes(storedTheme as ThemeCustomizerTheme) ? (storedTheme as ThemeCustomizerTheme) : 'auto'
+  return validThemes.includes(storedTheme as ThemeCustomizerTheme) ? (storedTheme as ThemeCustomizerTheme) : 'glass'
 }
 
 /** 从预设矩阵生成指定质量的清透自然玻璃默认设置。 */
@@ -660,7 +660,7 @@ export function isDefaultThemeCustomizerSettings(settings: ThemeCustomizerSettin
     semiDarkMenu: false,
     shadow: '0',
     skin: 'default',
-    theme: 'auto',
+    theme: 'glass',
   })
 
   return (
@@ -897,7 +897,7 @@ export function useThemeCustomizer() {
       semiDarkMenu: false,
       shadow: '0',
       skin: 'default',
-      theme: 'auto',
+      theme: 'glass',
     })
   }
 
diff --git a/src/layouts/default/components/UserProfile.vue b/src/layouts/default/components/UserProfile.vue
index 7ea7461f..5dfe2e92 100644
--- a/src/layouts/default/components/UserProfile.vue
+++ b/src/layouts/default/components/UserProfile.vue
@@ -282,7 +282,7 @@ const getUIModeIcon = computed(() => {
 
 // 主题相关功能
 const { name: themeName, global: globalTheme } = useTheme()
-const savedTheme = ref(localStorage.getItem('theme') ?? 'auto')
+const savedTheme = ref(localStorage.getItem('theme') ?? 'glass')
 const currentThemeName = ref(savedTheme.value)
 const themeCustomizerSettings = ref(readThemeCustomizerSettings())
 
@@ -332,7 +332,7 @@ function getThemeLayoutTitle(layout: ThemeCustomizerSettings['layout']) {
 }
 
 const currentThemeSummary = computed(() => {
-  const themeTitle = themes.find(theme => theme.name === currentThemeName.value)?.title || t('theme.auto')
+  const themeTitle = themes.find(theme => theme.name === currentThemeName.value)?.title || t('theme.glass')
   const layoutTitle = appMode.value ? '' : getThemeLayoutTitle(themeCustomizerSettings.value.layout)
 
   if (layoutTitle) return `${themeTitle} · ${layoutTitle}`
diff --git a/src/main.ts b/src/main.ts
index 800f0dab..b115ade3 100644
--- a/src/main.ts
+++ b/src/main.ts
@@ -125,7 +125,7 @@ const AsyncAceEditor = defineAsyncComponent(async () => {
 
 const AsyncApexChart = defineAsyncComponent(async () => {
   const component = (await import('vue3-apexcharts')).default
-  const themeName = document.documentElement.getAttribute('data-theme') || localStorage.getItem('theme') || 'light'
+  const themeName = document.documentElement.getAttribute('data-theme') || localStorage.getItem('theme') || 'glass'
   configureApexChartsTheme(themeName)
   return component
 })
diff --git a/src/plugins/vuetify/theme.ts b/src/plugins/vuetify/theme.ts
index 35bc5e32..0ef938aa 100644
--- a/src/plugins/vuetify/theme.ts
+++ b/src/plugins/vuetify/theme.ts
@@ -1,7 +1,7 @@
 import type { VuetifyOptions } from 'vuetify'
 
 const theme: VuetifyOptions['theme'] = {
-  defaultTheme: 'light',
+  defaultTheme: 'glass',
   themes: {
     light: {
       dark: false,