diff --git a/README.md b/README.md
index 691172f..8a00ee5 100644
--- a/README.md
+++ b/README.md
@@ -3,7 +3,7 @@
 
 **安全、快速、简单的点对点文件传输解决方案 - 无需注册，即传即用**
 
-## [在线体验](https://transfer.52python.cn) • [GitHub](https://github.com/MatrixSeven/file-transfer-go)
+## [在线体验](https://transfer.52python.cn) • [GitHub](https://github.com/MatrixSeven/file-transfer-go) • [X关注我](https://x.com/_MatrixSeven)
 
 ![项目演示](img.png)
 
@@ -31,6 +31,9 @@
 
 ## 🔄 最近更新日志
 
+### 2025-09--1
+- ✅ **移动端桌面全屏** - 优化移动端下UI，并解决全屏问题
+
 ### 2025-08-28
 - ✅ **完善Docker部署支持** - 优化Docker配置，支持一键部署和多环境配置
 - ✅ **优化README文档** - 更新项目说明，完善部署指南和技术栈信息
diff --git a/chuan-next/src/components/DesktopViewer.tsx b/chuan-next/src/components/DesktopViewer.tsx
index 04f865c..f3accf0 100644
--- a/chuan-next/src/components/DesktopViewer.tsx
+++ b/chuan-next/src/components/DesktopViewer.tsx
@@ -144,7 +144,33 @@ export default function DesktopViewer({
         // 全屏时自动隐藏控制栏，鼠标移动时显示
         setShowControls(false);
       } else {
+        // 退出全屏时显示控制栏
         setShowControls(true);
+        
+        // 延迟检查视频状态，确保全屏切换完成
+        setTimeout(() => {
+          if (videoRef.current && stream) {
+            console.log('[DesktopViewer] 🔄 退出全屏，检查视频状态');
+            
+            // 确保视频流正确设置
+            const currentSrcObject = videoRef.current.srcObject;
+            if (!currentSrcObject || currentSrcObject !== stream) {
+              videoRef.current.srcObject = stream;
+            }
+            
+            // 检查视频是否暂停
+            if (videoRef.current.paused) {
+              console.log('[DesktopViewer] ⏸️ 退出全屏后视频已暂停，显示播放按钮');
+              setIsPlaying(false);
+              setNeedsUserInteraction(true);
+              hasAttemptedAutoplayRef.current = true; // 标记已尝试过自动播放
+            } else {
+              console.log('[DesktopViewer] ▶️ 退出全屏后视频仍在播放');
+              setIsPlaying(true);
+              setNeedsUserInteraction(false);
+            }
+          }
+        }, 200); // 延迟200ms确保全屏切换完成
       }
     };
 
@@ -153,7 +179,7 @@ export default function DesktopViewer({
     return () => {
       document.removeEventListener('fullscreenchange', handleFullscreenChange);
     };
-  }, []);
+  }, [stream]);
 
   // 鼠标移动处理（全屏时）
   const handleMouseMove = useCallback(() => {
@@ -207,13 +233,43 @@ export default function DesktopViewer({
 
   // 切换全屏
   const toggleFullscreen = useCallback(async () => {
-    if (!containerRef.current) return;
+    if (!videoRef.current) return;
 
     try {
       if (isFullscreen) {
-        await document.exitFullscreen();
+        // 退出全屏
+        if (document.fullscreenElement) {
+          await document.exitFullscreen();
+        }
+        // 退出iOS全屏模式
+        if ((document as any).webkitExitFullscreen) {
+          await (document as any).webkitExitFullscreen();
+        }
+        // 退出视频全屏模式
+        if ((videoRef.current as any).webkitExitFullscreen) {
+          await (videoRef.current as any).webkitExitFullscreen();
+        }
+        // 退出Android全屏模式
+        if ((videoRef.current as any).exitFullscreen) {
+          await (videoRef.current as any).exitFullscreen();
+        }
       } else {
-        await containerRef.current.requestFullscreen();
+        // 进入标准全屏
+        if (videoRef.current.requestFullscreen) {
+          await videoRef.current.requestFullscreen();
+        }
+        // 进入iOS全屏模式
+        else if ((videoRef.current as any).webkitRequestFullscreen) {
+          await (videoRef.current as any).webkitRequestFullscreen();
+        }
+        // 进入iOS视频全屏模式
+        else if ((videoRef.current as any).webkitEnterFullscreen) {
+          await (videoRef.current as any).webkitEnterFullscreen();
+        }
+        // 进入Android全屏模式
+        else if ((videoRef.current as any).requestFullscreen) {
+          await (videoRef.current as any).requestFullscreen();
+        }
       }
     } catch (error) {
       console.error('[DesktopViewer] 全屏切换失败:', error);
@@ -223,9 +279,22 @@ export default function DesktopViewer({
   // 退出全屏
   const exitFullscreen = useCallback(async () => {
     try {
+      // 退出标准全屏
       if (document.fullscreenElement) {
         await document.exitFullscreen();
       }
+      // 退出iOS全屏模式
+      if ((document as any).webkitExitFullscreen) {
+        await (document as any).webkitExitFullscreen();
+      }
+      // 退出视频全屏模式
+      if (videoRef.current && (videoRef.current as any).webkitExitFullscreen) {
+        await (videoRef.current as any).webkitExitFullscreen();
+      }
+      // 退出Android全屏模式
+      if (videoRef.current && (videoRef.current as any).exitFullscreen) {
+        await (videoRef.current as any).exitFullscreen();
+      }
     } catch (error) {
       console.error('[DesktopViewer] 退出全屏失败:', error);
     }
@@ -301,15 +370,15 @@ export default function DesktopViewer({
         }}
       />
 
-      {/* 需要用户交互的播放覆盖层 - 只在自动播放尝试失败后显示 */}
-      {hasAttemptedAutoplayRef.current && needsUserInteraction && !isPlaying && (
+      {/* 需要用户交互的播放覆盖层 - 在视频暂停时显示 */}
+      {((needsUserInteraction && !isPlaying) || (isConnected && !isPlaying && !needsUserInteraction && videoRef.current?.paused)) && (
         <div className="absolute inset-0 bg-black/50 flex flex-col items-center justify-center text-white z-10">
           <div className="text-center">
             <div className="w-20 h-20 mx-auto mb-4 bg-white/20 rounded-full flex items-center justify-center hover:bg-white/30 transition-colors cursor-pointer" onClick={handleManualPlay}>
               <Play className="w-10 h-10 text-white ml-1" />
             </div>
             <h3 className="text-lg font-semibold mb-2">点击播放桌面共享</h3>
-            <p className="text-sm opacity-75">浏览器需要用户交互才能开始播放媒体</p>
+            <p className="text-sm opacity-75">视频已暂停，点击继续播放</p>
           </div>
         </div>
       )}
@@ -331,23 +400,23 @@ export default function DesktopViewer({
           showControls || !isFullscreen ? 'opacity-100' : 'opacity-0 pointer-events-none'
         }`}
       >
-        <div className="flex items-center justify-between">
+        <div className="flex flex-col sm:flex-row items-center justify-between gap-4">
           {/* 左侧信息 */}
           <div className="flex items-center space-x-4 text-white text-sm">
             <div className="flex items-center space-x-2">
               <div className={`w-2 h-2 rounded-full ${isPlaying ? 'bg-green-500 animate-pulse' : 'bg-yellow-500'}`}></div>
-              <span>{isPlaying ? '桌面共享中' : needsUserInteraction ? '等待播放' : '连接中'}</span>
+              <span className="text-xs sm:text-sm">{isPlaying ? '桌面共享中' : needsUserInteraction ? '等待播放' : isConnected ? '已暂停' : '连接中'}</span>
             </div>
             {videoStats.resolution !== '0x0' && (
               <>
-                <div className="w-px h-4 bg-white/30"></div>
-                <span>{videoStats.resolution}</span>
+                <div className="w-px h-4 bg-white/30 hidden sm:block"></div>
+                <span className="text-xs sm:text-sm hidden sm:block">{videoStats.resolution}</span>
               </>
             )}
             {connectionCode && (
               <>
-                <div className="w-px h-4 bg-white/30"></div>
-                <span className="font-mono">{connectionCode}</span>
+                <div className="w-px h-4 bg-white/30 hidden sm:block"></div>
+                <span className="font-mono text-xs sm:text-sm hidden sm:block">{connectionCode}</span>
               </>
             )}
           </div>
@@ -372,7 +441,7 @@ export default function DesktopViewer({
             <Button
               variant="ghost"
               size="sm"
-              className="text-white hover:bg-white/20"
+              className="text-white hover:bg-white/20 hidden sm:flex"
             >
               <Settings className="w-4 h-4" />
             </Button>
@@ -413,6 +482,19 @@ export default function DesktopViewer({
         )}
       </div>
 
+      {/* 移动端浮动全屏按钮 - 在控制栏隐藏时显示 */}
+      {!isFullscreen && (
+        <Button
+          variant="ghost"
+          size="lg"
+          onClick={toggleFullscreen}
+          className="fixed bottom-20 right-4 z-40 md:hidden bg-black/60 text-white hover:bg-black/80 rounded-full p-3 shadow-lg"
+          title="全屏"
+        >
+          <Maximize className="w-5 h-5" />
+        </Button>
+      )}
+
       {/* 加载状态 */}
       {stream && !isConnected && (
         <div className="absolute top-4 left-4 bg-black/60 text-white px-3 py-2 rounded-lg text-sm flex items-center space-x-2">
diff --git a/chuan-next/src/components/WeChatGroup.tsx b/chuan-next/src/components/WeChatGroup.tsx
index 17d873f..cbae69d 100644
--- a/chuan-next/src/components/WeChatGroup.tsx
+++ b/chuan-next/src/components/WeChatGroup.tsx
@@ -24,7 +24,7 @@ export default function WeChatGroup() {
                         {/* 微信群二维码 - 请将此区域替换为实际的二维码图片 */}
                         <div className="relative">
                             <img
-                                src="https://cdn-img.luxika.cc//i/2025/08/25/68abd75c363a6.png"
+                                src="https://cdn-img.luxika.cc//i/2025/09/01/68b53eb002f71.png"
                                 alt="微信群二维码"
                                 className="w-64 h-64 rounded-xl"
                             />
diff --git a/chuan-next/src/hooks/connection/useSharedWebRTCManager.ts b/chuan-next/src/hooks/connection/useSharedWebRTCManager.ts
index c83514e..c864559 100644
--- a/chuan-next/src/hooks/connection/useSharedWebRTCManager.ts
+++ b/chuan-next/src/hooks/connection/useSharedWebRTCManager.ts
@@ -239,7 +239,7 @@ export function useSharedWebRTCManager(): WebRTCConnection {
       }
       
       // 构建完整的WebSocket URL
-      const wsUrl = baseWsUrl.replace('/ws/p2p', `/ws/webrtc?code=${roomCode}&role=${role}&channel=shared`);
+      const wsUrl = `${baseWsUrl}/api/ws/webrtc?code=${roomCode}&role=${role}&channel=shared`;
       console.log('[SharedWebRTC] 🌐 连接WebSocket:', wsUrl);
       const ws = new WebSocket(wsUrl);
       wsRef.current = ws;
diff --git a/chuan-next/src/hooks/webrtc/WebRTCManager.ts b/chuan-next/src/hooks/webrtc/WebRTCManager.ts
index 8c8437f..ae37e80 100644
--- a/chuan-next/src/hooks/webrtc/WebRTCManager.ts
+++ b/chuan-next/src/hooks/webrtc/WebRTCManager.ts
@@ -318,7 +318,7 @@ export class WebRTCManager extends EventEmitter {
         throw new WebRTCError('WS_URL_NOT_CONFIGURED', 'WebSocket URL未配置', false);
       }
 
-      const wsUrl = baseWsUrl.replace('/ws/p2p', `/ws/webrtc?code=${roomCode}&role=${role}&channel=shared`);
+      const wsUrl = baseWsUrl.replace('/api/ws/webrtc', `/ws/webrtc?code=${roomCode}&role=${role}&channel=shared`);
       this.wsManager = new WebSocketManager({
         url: wsUrl,
         reconnectAttempts: 5,
diff --git a/chuan-next/src/lib/config.ts b/chuan-next/src/lib/config.ts
index 2c743fc..10d1fdb 100644
--- a/chuan-next/src/lib/config.ts
+++ b/chuan-next/src/lib/config.ts
@@ -33,12 +33,12 @@ const getCurrentWsUrl = () => {
     
     if (isNextDevServer) {
       // 开发模式：通过 Next.js 开发服务器访问，连接到后端 WebSocket
-      return 'ws://localhost:8080/ws/p2p';
+      return 'ws://localhost:8080';
     }
     
     // 生产模式或通过 Go 服务器访问：使用当前域名和端口
     const protocol = window.location.protocol === 'https:' ? 'wss:' : 'ws:';
-    return `${protocol}//${window.location.host}/ws/p2p`;
+    return `${protocol}//${window.location.host}`;
   }
   // 服务器端返回空字符串，强制在客户端计算
   return '';
diff --git a/cmd/main.go b/cmd/main.go
index 07061a3..3a17bf0 100644
--- a/cmd/main.go
+++ b/cmd/main.go
@@ -58,6 +58,7 @@ func main() {
 	r.Handle("/*", web.CreateFrontendHandler())
 
 	// WebRTC信令WebSocket路由
+	r.Get("/api/ws/webrtc", h.HandleWebRTCWebSocket)
 	r.Get("/ws/webrtc", h.HandleWebRTCWebSocket)
 
 	// WebRTC房间API