diff --git a/apps/electron/package.json b/apps/electron/package.json
index 441b0b76..a4a48ed0 100644
--- a/apps/electron/package.json
+++ b/apps/electron/package.json
@@ -13,8 +13,8 @@
     "dev": "concurrently -k -n vite,electron -c blue,green \"bun run dev:vite\" \"bun run dev:electron\"",
     "dev:split": "bash scripts/dev-split.sh",
     "dev:vite": "vite dev",
-    "dev:kill": "pkill -f 'electronmon \\.' 2>/dev/null; pkill -f 'electron.*dist/main' 2>/dev/null; sleep 0.5; true",
-    "dev:electron": "bun run dev:kill && bun run build:main && bun run build:preload && bun run build:resources && sleep 2 && concurrently -k -n main,preload,app -c yellow,magenta,cyan \"bun run watch:main\" \"bun run watch:preload\" \"bunx electronmon .\"",
+    "dev:kill": "bun run scripts/dev-kill.ts",
+    "dev:electron": "bun run dev:kill && bun run build:main && bun run build:preload && bun run build:resources && bun run scripts/sleep.ts 2 && concurrently -k -n main,preload,app -c yellow,magenta,cyan \"bun run watch:main\" \"bun run watch:preload\" \"bunx electronmon .\"",
     "build:main": "esbuild src/main/index.ts --bundle --platform=node --format=cjs --outfile=dist/main.cjs --external:electron --external:@anthropic-ai/claude-agent-sdk",
     "build:preload": "esbuild src/preload/index.ts --bundle --platform=node --format=cjs --outfile=dist/preload.cjs --external:electron",
     "watch:main": "esbuild src/main/index.ts --bundle --platform=node --format=cjs --outfile=dist/main.cjs --external:electron --external:@anthropic-ai/claude-agent-sdk --watch=forever",
diff --git a/apps/electron/scripts/dev-kill.ts b/apps/electron/scripts/dev-kill.ts
new file mode 100644
index 00000000..708b5602
--- /dev/null
+++ b/apps/electron/scripts/dev-kill.ts
@@ -0,0 +1,24 @@
+/**
+ * 跨平台清理残留的 electronmon / electron 进程
+ * 替代 pkill（Windows 不支持）
+ */
+import { execSync } from 'child_process'
+
+const isWin = process.platform === 'win32'
+
+function kill(pattern: string): void {
+  try {
+    if (isWin) {
+      // Windows: taskkill 按进程名
+      execSync(`taskkill /F /IM ${pattern} 2>nul`, { stdio: 'ignore' })
+    } else {
+      // Unix: pkill 按模式匹配
+      execSync(`pkill -f '${pattern}' 2>/dev/null`, { stdio: 'ignore' })
+    }
+  } catch {
+    // 没有匹配进程，忽略
+  }
+}
+
+kill(isWin ? 'electronmon.exe' : 'electronmon \\.')
+kill(isWin ? 'electron.exe' : 'electron.*dist/main')
diff --git a/apps/electron/scripts/sleep.ts b/apps/electron/scripts/sleep.ts
new file mode 100644
index 00000000..b5f695f3
--- /dev/null
+++ b/apps/electron/scripts/sleep.ts
@@ -0,0 +1,6 @@
+/**
+ * 跨平台 sleep 命令
+ * 用法: bun run scripts/sleep.ts <seconds>
+ */
+const seconds = Number(process.argv[2]) || 2
+await new Promise((resolve) => setTimeout(resolve, seconds * 1000))
diff --git a/apps/electron/src/main/lib/global-shortcut-service.ts b/apps/electron/src/main/lib/global-shortcut-service.ts
index fa8371ea..08d88caf 100644
--- a/apps/electron/src/main/lib/global-shortcut-service.ts
+++ b/apps/electron/src/main/lib/global-shortcut-service.ts
@@ -9,7 +9,7 @@
  * - 主进程：globalShortcut.register，系统级生效
  */
 
-import { globalShortcut } from 'electron'
+import { app, globalShortcut } from 'electron'
 import { getSettings } from './settings-service'
 
 /** 全局快捷键 ID → 回调映射 */
@@ -124,7 +124,9 @@ export function reregisterAllGlobalShortcuts(): Record<string, boolean> {
  * 在 app.will-quit / before-quit 时调用。
  */
 export function unregisterAllGlobalShortcuts(): void {
-  globalShortcut.unregisterAll()
+  if (app.isReady()) {
+    globalShortcut.unregisterAll()
+  }
   registeredAccelerators.clear()
   globalCallbacks.clear()
   console.log('[全局快捷键] 已注销所有')