diff --git a/src/ui/windows/w_PreferencesWindow.cpp b/src/ui/windows/w_PreferencesWindow.cpp
index 0f4aed82..7209f048 100644
--- a/src/ui/windows/w_PreferencesWindow.cpp
+++ b/src/ui/windows/w_PreferencesWindow.cpp
@@ -151,7 +151,7 @@ PreferencesWindow::PreferencesWindow(QWidget *parent) : QvDialog(parent), Curren
     qvProxyPortCB->setValue(CurrentConfig.networkConfig.port);
     qvProxyAddressTxt->setText(CurrentConfig.networkConfig.address);
     qvProxyTypeCombo->setCurrentText(CurrentConfig.networkConfig.type);
-    qvNetworkUATxt->setText(CurrentConfig.networkConfig.userAgent);
+    qvNetworkUATxt->setEditText(CurrentConfig.networkConfig.userAgent);
     //
     qvProxyNoProxy->setChecked(CurrentConfig.networkConfig.proxyType == Qv2rayConfig_Network::QVPROXY_NONE);
     qvProxySystemProxy->setChecked(CurrentConfig.networkConfig.proxyType == Qv2rayConfig_Network::QVPROXY_SYSTEM);
@@ -881,12 +881,6 @@ void PreferencesWindow::on_qvProxyPortCB_valueChanged(int arg1)
     CurrentConfig.networkConfig.port = arg1;
 }
 
-void PreferencesWindow::on_qvNetworkUATxt_textEdited(const QString &arg1)
-{
-    LOADINGCHECK
-    CurrentConfig.networkConfig.userAgent = arg1;
-}
-
 void PreferencesWindow::on_setAllowInsecureCB_stateChanged(int arg1)
 {
     LOADINGCHECK
@@ -1139,3 +1133,9 @@ void PreferencesWindow::on_latencyICMPingRB_clicked()
     latencyTCPingRB->setChecked(false);
 #endif
 }
+
+void PreferencesWindow::on_qvNetworkUATxt_editTextChanged(const QString &arg1)
+{
+    LOADINGCHECK
+    CurrentConfig.networkConfig.userAgent = arg1;
+}
diff --git a/src/ui/windows/w_PreferencesWindow.hpp b/src/ui/windows/w_PreferencesWindow.hpp
index d30f1ecf..76d16884 100644
--- a/src/ui/windows/w_PreferencesWindow.hpp
+++ b/src/ui/windows/w_PreferencesWindow.hpp
@@ -95,7 +95,6 @@ class PreferencesWindow
     void on_qvProxyAddressTxt_textEdited(const QString &arg1);
     void on_qvProxyTypeCombo_currentTextChanged(const QString &arg1);
     void on_qvProxyPortCB_valueChanged(int arg1);
-    void on_qvNetworkUATxt_textEdited(const QString &arg1);
     void on_setAllowInsecureCB_stateChanged(int arg1);
     void on_setTestLatenctCB_stateChanged(int arg1);
     void on_setAllowInsecureCiphersCB_stateChanged(int arg1);
@@ -122,6 +121,7 @@ class PreferencesWindow
     void on_fixedAutoConnectRB_clicked();
     void on_latencyTCPingRB_clicked();
     void on_latencyICMPingRB_clicked();
+    void on_qvNetworkUATxt_editTextChanged(const QString &arg1);
 
   private:
     //
diff --git a/src/ui/windows/w_PreferencesWindow.ui b/src/ui/windows/w_PreferencesWindow.ui
index 02214604..ec735acf 100644
--- a/src/ui/windows/w_PreferencesWindow.ui
+++ b/src/ui/windows/w_PreferencesWindow.ui
@@ -357,10 +357,28 @@ For example, for updating subscriptions.</string>
              </widget>
             </item>
             <item row="2" column="1">
-             <widget class="QLineEdit" name="qvNetworkUATxt">
-              <property name="text">
-               <string/>
+             <widget class="QComboBox" name="qvNetworkUATxt">
+              <property name="editable">
+               <bool>true</bool>
               </property>
+              <property name="text">
+               <string notr="true">Qv2ray/$VERSION WebRequestHelper</string>
+              </property>
+              <item>
+               <property name="text">
+                <string notr="true">Qv2ray/$VERSION WebRequestHelper</string>
+               </property>
+              </item>
+              <item>
+               <property name="text">
+                <string notr="true">Mozilla/5.0 (X11; Linux x86_64; rv:77.0) Gecko/20100101 Firefox/77.0</string>
+               </property>
+              </item>
+              <item>
+              <property name="text">
+                <string notr="true"></string>
+              </property>
+              </item>
              </widget>
             </item>
             <item row="1" column="0">