diff --git a/terminal/kiosk-shell/src/desktop_settings_dialog.cpp b/terminal/kiosk-shell/src/desktop_settings_dialog.cpp
index 6d93244..a74d4cd 100644
--- a/terminal/kiosk-shell/src/desktop_settings_dialog.cpp
+++ b/terminal/kiosk-shell/src/desktop_settings_dialog.cpp
@@ -43,10 +43,7 @@ DesktopSettingsDialog::DesktopSettingsDialog(std::vector<DesktopInfo> desktops,
     }
     form->addRow(QStringLiteral("桌面"), comboDesktop_);
 
-    comboProtocol_ = new QComboBox(this);
-    comboProtocol_->addItem(QStringLiteral("Moonlight"), QStringLiteral("moonlight"));
-    comboProtocol_->addItem(QStringLiteral("RDP"), QStringLiteral("rdp"));
-    form->addRow(QStringLiteral("协议"), comboProtocol_);
+    // 协议统一 Moonlight（RDP 渲染实测差，已不提供选项；代码保留作网关备用）
 
     editEndpoint_ = new QLineEdit(this);
     editEndpoint_->setPlaceholderText(QStringLiteral("例如 192.168.1.70 或 VPN 隧道地址"));
@@ -54,7 +51,7 @@ DesktopSettingsDialog::DesktopSettingsDialog(std::vector<DesktopInfo> desktops,
 
     editApp_ = new QLineEdit(this);
     editApp_->setPlaceholderText(QStringLiteral("Sunshine 应用名，通常为 Desktop"));
-    form->addRow(QStringLiteral("应用名（Moonlight）"), editApp_);
+    form->addRow(QStringLiteral("应用名"), editApp_);
 
     comboResolution_ = new QComboBox(this);
     const char* resolutions[] = {"1920x1080", "2560x1440", "1920x1440", "3840x2160", "1280x720"};
@@ -106,7 +103,6 @@ void DesktopSettingsDialog::loadCurrent() {
             continue;
         }
         loading_ = true;
-        comboProtocol_->setCurrentIndex(d.protocol == Protocol::kRdp ? 1 : 0);
         editEndpoint_->setText(d.endpoint);
         editApp_->setText(d.app);
         int resIndex = comboResolution_->findData(
@@ -125,9 +121,7 @@ void DesktopSettingsDialog::onAccepted() {
         if (d.id != id) {
             continue;
         }
-        d.protocol = comboProtocol_->currentData().toString() == QStringLiteral("rdp")
-                         ? Protocol::kRdp
-                         : Protocol::kMoonlight;
+        d.protocol = Protocol::kMoonlight;
         d.endpoint = editEndpoint_->text().trimmed();
         d.app = editApp_->text().trimmed();
         const QString res = comboResolution_->currentData().toString();