diff --git a/flutter/lib/common/widgets/toolbar.dart b/flutter/lib/common/widgets/toolbar.dart
index 56451a8..7ae486e 100644
--- a/flutter/lib/common/widgets/toolbar.dart
+++ b/flutter/lib/common/widgets/toolbar.dart
@@ -451,17 +451,25 @@ List<TTextMenu> toolbarControls(BuildContext context, String id, FFI ffi) {
   }
 
   if (isDefaultConn && isDesktop) {
-    v.add(
-      TTextMenu(
-          child: Text(translate('Transfer file')),
-          onPressed: () {
-            if (!isDirectConnection(id)) {
-              showToast('中继模式：当前连接走服务器 21117 中转，文件传输已被禁用以避免占用过多服务器带宽。');
-              return;
-            }
-            connectWithToken(isFileTransfer: true);
-          }),
-    );
+    // Custom fork: only show the "Transfer file" and "TCP tunneling" menu
+    // items when the connection is P2P (direct). In relay mode, hide them
+    // entirely so the user can't even try. Reason: server bandwidth is
+    // scarce (5 Mbps for 4 users) and a single file transfer can saturate
+    // it; better to surface the limitation up-front than show a disabled
+    // grey item with a toast.
+    final showP2POnlyMenus = isDirectConnection(id);
+    if (showP2POnlyMenus) {
+      v.add(
+        TTextMenu(
+            child: Text(translate('Transfer file')),
+            onPressed: () => connectWithToken(isFileTransfer: true)),
+      );
+      v.add(
+        TTextMenu(
+            child: Text(translate('TCP tunneling')),
+            onPressed: () => connectWithToken(isTcpTunneling: true)),
+      );
+    }
     v.add(
       TTextMenu(
           child: Text(translate('View camera')),
@@ -472,17 +480,6 @@ List<TTextMenu> toolbarControls(BuildContext context, String id, FFI ffi) {
           child: Text('${translate('Terminal')} (beta)'),
           onPressed: () => connectWithToken(isTerminal: true)),
     );
-    v.add(
-      TTextMenu(
-          child: Text(translate('TCP tunneling')),
-          onPressed: () {
-            if (!isDirectConnection(id)) {
-              showToast('中继模式：TCP 隧道已被禁用以避免占用过多服务器带宽。');
-              return;
-            }
-            connectWithToken(isTcpTunneling: true);
-          }),
-    );
   }
   // note
   if (isDefaultConn && !bind.isDisableAccount()) {