diff --git a/src/apps/launchpad/index.ts b/src/apps/launchpad/index.ts
index eb10c79..93f820b 100644
--- a/src/apps/launchpad/index.ts
+++ b/src/apps/launchpad/index.ts
@@ -3,6 +3,7 @@ import { h, render } from 'vue'
 import { Apps, stdMenus } from '../../composables/useApps'
 import LaunchpadComponent from './Launchpad.vue'
 import { ui } from '../../composables/useUI'
+import { store } from '../../composables/useStore'
 
 let _AppStoreApp: any = null
 export function setAppStoreForLaunchpad(a: any) { _AppStoreApp = a }
@@ -46,7 +47,13 @@ Apps.open = function (id: string, args?: any) {
   if (id === 'launchpad') { Launchpad.show(); return null }
   if (id === 'stickies' && !(args && args.noteId)) { (Apps.get('stickies') as any)?.openAll(); return null }
   const app = this.get(id)
-  if (app && app.storeApp && !(_AppStoreApp && _AppStoreApp.isInstalled(id))) {
+  // storeApp 检查：优先通过 _AppStoreApp（App Store 打开后注入），
+  // 若 _AppStoreApp 为 null（App Store 尚未打开过），直接从 store 读取
+  const isStoreApp = app?.storeApp
+  const installed = isStoreApp
+    ? (_AppStoreApp ? _AppStoreApp.isInstalled(id) : (store.get('appstore-installed', []) as string[]).includes(id))
+    : true
+  if (app && isStoreApp && !installed) {
     ui.alert('尚未安装', `请先在 App Store 中获取"${app.name}"。`, '/assets/icons/appstore.png')
     return null
   }