diff --git a/Touchkebao/src/pages/pc/ckbox/weChat/components/SidebarMenu/MessageList/index.tsx b/Touchkebao/src/pages/pc/ckbox/weChat/components/SidebarMenu/MessageList/index.tsx
index 9ff4cb21..8ed31256 100644
--- a/Touchkebao/src/pages/pc/ckbox/weChat/components/SidebarMenu/MessageList/index.tsx
+++ b/Touchkebao/src/pages/pc/ckbox/weChat/components/SidebarMenu/MessageList/index.tsx
@@ -497,9 +497,9 @@ const MessageList: React.FC<MessageListProps> = () => {
     // 设置当前会话
     setCurrentContact(session as any, true);
 
-    // 标记为已读
+    // 标记为已读（不更新时间和排序）
     if (session.config.unreadCount > 0) {
-      // 立即更新UI
+      // 立即更新UI（只更新未读数量）
       setSessions(prev =>
         prev.map(s =>
           s.id === session.id