diff --git a/packages/docs/docs/code/2151/index.mdx b/packages/docs/docs/code/2151/index.mdx
new file mode 100644
index 0000000..8ad3749
--- /dev/null
+++ b/packages/docs/docs/code/2151/index.mdx
@@ -0,0 +1,14 @@
+---
+title: 2151：启动了其他应用
+sidebar_position: 2151
+---
+
+import { ErrorScope } from '@site/src/components/ErrorScope'
+
+<ErrorScope scope="user" />
+
+启动的应用并非 QQ，而是其他应用。
+
+一般情况下，当 QQ 在下列情况下启动时，Chronocat 不会启动：
+
+1. 小程序
diff --git a/packages/shell/src/index.ts b/packages/shell/src/index.ts
index e54460f..ec85ce6 100644
--- a/packages/shell/src/index.ts
+++ b/packages/shell/src/index.ts
@@ -1,4 +1,5 @@
 import h from '@satorijs/element'
+import { app } from 'electron'
 import { initServers } from './server'
 import { api } from './services/api'
 import { getAuthData } from './services/authData'
@@ -28,6 +29,11 @@ export const chronocat = () => {
   l.info(`${cyan('Chronocat')} ${bold(__DEFINE_CHRONO_VERSION__)}`)
   l.info(grey('当左侧错误指示灯亮起时，点击错误码以检查说明。'))
 
+  if (app.commandLine.hasSwitch('loadapp')) {
+    l.warn('启动的应用并非 QQ，Chronocat 不会启用。', { code: 2151 })
+    return
+  }
+
   let ready: () => void
   const readyPromise = new Promise<void>((res) => {
     ready = res