diff --git a/electron/main/backend/install-manager.ts b/electron/main/backend/install-manager.ts
index 2268841c..efe5cacc 100644
--- a/electron/main/backend/install-manager.ts
+++ b/electron/main/backend/install-manager.ts
@@ -20,7 +20,7 @@ type InstallTask = {
 
 const SHELL_CALLER_PATH = '/opt/apm-store/extras/shell-caller.sh';
 
-const tasks = new Map<number, InstallTask>();
+export const tasks = new Map<number, InstallTask>();
 
 let idle = true; // Indicates if the installation manager is idle
 
diff --git a/electron/main/index.ts b/electron/main/index.ts
index 41a32c07..ae9ae08f 100644
--- a/electron/main/index.ts
+++ b/electron/main/index.ts
@@ -7,6 +7,7 @@ import fs from 'node:fs'
 import pino from 'pino'
 import { handleCommandLine } from './deeplink.js'
 import { isLoaded } from '../global.js'
+import { tasks } from './backend/install-manager.js'
 
 
 // Assure single instance application
@@ -99,8 +100,14 @@ async function createWindow() {
     // 截获 close 默认行为
     event.preventDefault();
     // 点击关闭时触发close事件，我们按照之前的思路在关闭时，隐藏窗口，隐藏任务栏窗口
-    win.hide();
-    win.setSkipTaskbar(true);
+    if (tasks.size > 0) {
+      win.hide();
+      win.setSkipTaskbar(true);
+    } else {
+      // 如果没有下载任务，才允许关闭窗口
+      win.destroy()
+    }
+
   })
 }