diff --git a/index.html b/index.html
index 2c07717..4a68247 100644
--- a/index.html
+++ b/index.html
@@ -19,7 +19,7 @@
             </div>
             <div class="header-right">
                 <span id="userInfo"></span>
-                <button id="btnLogout" class="logout-btn">退出登录</button>
+                <button id="btnExit" class="exit-btn">退出</button>
             </div>
         </header>
 
diff --git a/src/IpcMainHandler.ts b/src/IpcMainHandler.ts
index 62090ea..8d1a136 100644
--- a/src/IpcMainHandler.ts
+++ b/src/IpcMainHandler.ts
@@ -1,4 +1,4 @@
-import { BrowserWindow, ipcMain, screen, session } from "electron";
+import { BrowserWindow, ipcMain, screen, session, app } from "electron";
 import http from 'http';
 import https from 'https';
 import os from 'os';
@@ -8,6 +8,11 @@ import { ApiResponse, MenuItem, TagResolutionConfig, EIACDesktopApi, SpecialPUrl
 const memoryCache = new Map<string, any>();
 
 export function initialize(): void {
+  // Close app
+  ipcMain.handle('app:close', (): void => {
+    app.exit(0); // 使用 exit 而不是 quit，确保立即退出
+  });
+
   // Set cache
   ipcMain.handle('cache:set', (_event, key: string, value: any): void => {
     memoryCache.set(key, value);
diff --git a/src/index.css b/src/index.css
index 535c544..4c7c48d 100644
--- a/src/index.css
+++ b/src/index.css
@@ -44,7 +44,7 @@ body {
   gap: 20px;
 }
 
-.logout-btn {
+.exit-btn {
   padding: 8px 16px;
   background-color: #f44336;
   color: white;
@@ -53,7 +53,7 @@ body {
   cursor: pointer;
 }
 
-.logout-btn:hover {
+.exit-btn:hover {
   background-color: #d32f2f;
 }
 
diff --git a/src/index.ts b/src/index.ts
index 0e2c4f8..2dfac4b 100644
--- a/src/index.ts
+++ b/src/index.ts
@@ -274,14 +274,14 @@ function bindLogoClickEvent(tabGroup: TabGroup, menuItem: MenuItem): void {
 }
 
 /**
- * 绑定登出事件
+ * 绑定退出事件
  */
-function bindLogoutEvent(): void {
-  const logoutBtn: HTMLButtonElement = document.getElementById('btnLogout') as HTMLButtonElement;
-  if (logoutBtn) {
-    logoutBtn.addEventListener('click', () => {
+function bindExitEvent(): void {
+  const exitBtn: HTMLButtonElement = document.getElementById('btnExit') as HTMLButtonElement;
+  if (exitBtn) {
+    exitBtn.addEventListener('click', async () => {
       window.electronAPI.removeSessionStorage('cookies');
-      window.location.href = 'login.html';
+      await window.electronAPI.closeApp();
     });
   }
 }
@@ -412,8 +412,8 @@ async function initialize(): Promise<void> {
     const logoMenuItem: MenuItem = menuList[menuList.length - 1];
     bindLogoClickEvent(tabGroup, logoMenuItem);
 
-    // Bind logout event
-    bindLogoutEvent();
+    // Bind exit event
+    bindExitEvent();
 
     // Bind error modal event
     bindErrorModalEvent();
diff --git a/src/preload.ts b/src/preload.ts
index c9c8b94..08797cb 100644
--- a/src/preload.ts
+++ b/src/preload.ts
@@ -5,43 +5,48 @@ import { contextBridge, ipcRenderer } from 'electron';
 import { ApiResponse, MenuItem, TagResolutionConfig } from './EIAC_Desktop_Api';
 
 contextBridge.exposeInMainWorld('electronAPI', {
+  /**
+   * 关闭应用程序
+   */
+  closeApp: (): Promise<void> => ipcRenderer.invoke('app:close'),
+
   /**
    * 获取缓存
    * @param key 键
    * @returns 缓存
    */
-  getCacheAsync: (key: string) => ipcRenderer.invoke('cache:get', key) as Promise<any>,
+  getCacheAsync: (key: string): Promise<any> => ipcRenderer.invoke('cache:get', key),
   /**
    * 设置缓存
    * @param key 键
    * @param value 值
    */
-  setCacheAsync: (key: string, value: any) => ipcRenderer.invoke('cache:set', key, value) as Promise<void>,
+  setCacheAsync: (key: string, value: any): Promise<void> => ipcRenderer.invoke('cache:set', key, value),
   /**
    * 获取菜单缓存
    * @returns 菜单缓存
    */
-  getMenuCacheAsync: () => ipcRenderer.invoke('get-menu-cache') as Promise<ApiResponse<MenuItem[]>>,
+  getMenuCacheAsync: (): Promise<ApiResponse<MenuItem[]>> => ipcRenderer.invoke('get-menu-cache'),
 
   /**
    * 获取帮助描述
    * @param code 帮助描述代码
    * @returns 帮助描述
    */
-  getHelperDescripAsync: (code: string) => ipcRenderer.invoke('get-helper-descrip', code) as Promise<string | null>,
+  getHelperDescripAsync: (code: string): Promise<string | null> => ipcRenderer.invoke('get-helper-descrip', code),
 
   /**
    * 获取指定URL的缩放比例
    * @param url 要获取缩放比例的URL
    * @returns 缩放比例
    */
-  getZoomFactorByUrl: (url: string) => ipcRenderer.invoke('get-zoom-factor-by-url', url) as Promise<number>,
+  getZoomFactorByUrl: (url: string): Promise<number> => ipcRenderer.invoke('get-zoom-factor-by-url', url),
 
   /**
    * 在新标签页打开URL
    * @param callback 回调函数，参数为webContentId和url。其中webContentId是请求打开URL的webview的id。
    */
-  onOpenTab: (callback: (webContentId: number, url: string) => void) => {
+  onOpenTab: (callback: (webContentId: number, url: string) => void): void => {
     ipcRenderer.on('webview-new-window', (_event, webContentId, url) => callback(webContentId, url));
   },
 
@@ -50,14 +55,14 @@ contextBridge.exposeInMainWorld('electronAPI', {
    * @param url 要检查的URL
    * @returns 是否可用
    */
-  checkUrlAvailable: (url: string) => ipcRenderer.invoke('check-url-available', url) as Promise<boolean>,
+  checkUrlAvailable: (url: string): Promise<boolean> => ipcRenderer.invoke('check-url-available', url),
 
   /**
    * 设置webview的cookie
    * @param url 要设置cookie的URL
    * @param cookie cookie字符串
    */
-  setWebviewCookie: (url: string, cookie: string) => ipcRenderer.invoke('set-webview-cookie', url, cookie) as Promise<boolean>,
+  setWebviewCookie: (url: string, cookie: string): Promise<boolean> => ipcRenderer.invoke('set-webview-cookie', url, cookie),
 
   /**
    * 故障上报
@@ -65,14 +70,14 @@ contextBridge.exposeInMainWorld('electronAPI', {
    * @param message 要上报的消息
    * @param status 要上报的状态
    */
-  faultReporting: (url: string, message: string, status: number) => ipcRenderer.invoke('fault-reporting', url, message, status) as Promise<{ ok: boolean; status: number; message?: string }>,
+  faultReporting: (url: string, message: string, status: number): Promise<{ ok: boolean; status: number; message?: string }> => ipcRenderer.invoke('fault-reporting', url, message, status),
 
   /**
    * 按键将值设置到sessionStorage
    * @param key 键
    * @param value 值
    */
-  setSessionStorage: (key: string, value: string) => {
+  setSessionStorage: (key: string, value: string): void => {
     window.sessionStorage.setItem(key, value);
   },
 
@@ -81,7 +86,7 @@ contextBridge.exposeInMainWorld('electronAPI', {
    * @param key 键
    * @returns 值
    */
-  getSessionStorage: (key: string) => {
+  getSessionStorage: (key: string): string | null => {
     return window.sessionStorage.getItem(key);
   },
 
@@ -89,14 +94,14 @@ contextBridge.exposeInMainWorld('electronAPI', {
    * 从sessionStorage中删除指定键的值
    * @param key 键
    */
-  removeSessionStorage: (key: string) => {
+  removeSessionStorage: (key: string): void => {
     window.sessionStorage.removeItem(key);
   },
 
   /**
    * 清空sessionStorage
    */
-  clearSessionStorage: () => {
+  clearSessionStorage: (): void => {
     window.sessionStorage.clear();
   }
 });
\ No newline at end of file
diff --git a/src/types/electron.d.ts b/src/types/electron.d.ts
index 6d91353..f2e5d97 100644
--- a/src/types/electron.d.ts
+++ b/src/types/electron.d.ts
@@ -1,6 +1,10 @@
 import { ApiResponse, MenuItem, TagResolutionConfig } from '../EIAC_Desktop_Api';
 
 export interface ElectronAPI {
+  /**
+   * 关闭应用程序
+   */
+  closeApp: () => Promise<void>;
   /**
    * 获取缓存
    * @param key 键