diff --git a/apps/common/middleware/chat_headers_middleware.py b/apps/common/middleware/chat_headers_middleware.py
index 904ab229892..dc35dbdb214 100644
--- a/apps/common/middleware/chat_headers_middleware.py
+++ b/apps/common/middleware/chat_headers_middleware.py
@@ -1,11 +1,12 @@
 # coding=utf-8
 """
-    @project: maxkb
-    @Author：虎
-    @file： static_headers_middleware.py
-    @date：2024/3/13 18:26
-    @desc:
+@project: maxkb
+@Author：虎
+@file： static_headers_middleware.py
+@date：2024/3/13 18:26
+@desc:
 """
+
 from django.utils.deprecation import MiddlewareMixin
 
 from common.cache_data.application_access_token_cache import get_application_access_token
@@ -17,23 +18,26 @@ class ChatHeadersMiddleware(MiddlewareMixin):
     def process_response(self, request, response):
 
         if request.path.startswith(CONFIG.get_chat_path()) and not request.path.startswith(
-                CONFIG.get_chat_path() + '/api'):
-            access_token = request.path.replace(CONFIG.get_chat_path() + '/', '')
-            if access_token.__contains__('/') or access_token == 'undefined':
+            CONFIG.get_chat_path() + "/api"
+        ):
+            access_token = request.path.replace(CONFIG.get_chat_path() + "/", "")
+            if access_token.__contains__("/") or access_token == "undefined":
                 return response
             application_access_token = get_application_access_token(access_token, True)
             if application_access_token is not None:
-                white_active = application_access_token.get('white_active', False)
-                white_list = application_access_token.get('white_list', [])
-                application_icon = escape(application_access_token.get('application_icon') or '')
-                application_name = escape(application_access_token.get('application_name') or '')
+                white_active = application_access_token.get("white_active", False)
+                white_list = application_access_token.get("white_list", [])
+                application_icon = escape(application_access_token.get("application_icon") or "")
+                application_name = escape(application_access_token.get("application_name") or "")
                 if white_active:
                     # 添加自定义的响应头
-                    response[
-                        'Content-Security-Policy'] = f'frame-ancestors {" ".join(white_list)}'
-                response.content = (response.content.decode('utf-8').replace(
-                    '<link rel="icon" href="./favicon.ico"/>',
-                    f'<link rel="icon" href="{application_icon}" />')
-                .replace('<title>MaxKB</title>', f'<title>{application_name}</title>').encode(
-                    "utf-8"))
+                    response["Content-Security-Policy"] = f"frame-ancestors {' '.join(white_list)}"
+                response.content = (
+                    response.content.decode("utf-8")
+                    .replace(
+                        '<link rel="icon" href="./favicon.ico" />', f'<link rel="icon" href="{application_icon}" />'
+                    )
+                    .replace("<title>MaxKB</title>", f"<title>{application_name}</title>")
+                    .encode("utf-8")
+                )
         return response
diff --git a/ui/src/router/ROUTE_README.md b/ui/src/router/ROUTE_README.md
index d86595d77ad..aa3a2983642 100644
--- a/ui/src/router/ROUTE_README.md
+++ b/ui/src/router/ROUTE_README.md
@@ -138,6 +138,9 @@ Chat 导航守卫（`chat/index.ts`）：
 
 当前场景只在放行前切换，请求层直接读取 `auth.token`，导航未完成时不会带上目标场景的 token。
 
+Chat Router 不根据 `route.meta.title` 更新浏览器标题：单应用对话页的标题和图标由后端
+`ChatHeadersMiddleware` 替换为应用名称与应用图标，前端不得覆盖。
+
 接口返回 401（`/auth/` 认证接口除外）时，请求层调用 `reauthenticate()`：将当前场景的 token 标记为失效（Store 中清除，本地存储保留），并以
 `force: true` 重新导航到当前地址，由守卫重新匿名认证或跳转登录页。同一时间只处理一次。
 
diff --git a/ui/src/router/chat/index.ts b/ui/src/router/chat/index.ts
index c0138297302..e5c2dfc6258 100644
--- a/ui/src/router/chat/index.ts
+++ b/ui/src/router/chat/index.ts
@@ -85,10 +85,6 @@ chatRouter.beforeEach(async (to) => {
   return getLoginRoute(scope, to)
 })
 
-chatRouter.afterEach((to) => {
-  document.title = to.meta.title ? `${to.meta.title} - MaxKB` : 'MaxKB'
-})
-
 let isReauthenticating = false
 
 /**