diff --git a/v2rayN/v2rayN/Forms/MainForm.Designer.cs b/v2rayN/v2rayN/Forms/MainForm.Designer.cs
index 914921d4..0a309df6 100644
--- a/v2rayN/v2rayN/Forms/MainForm.Designer.cs
+++ b/v2rayN/v2rayN/Forms/MainForm.Designer.cs
@@ -64,9 +64,9 @@
             this.menuExport2ServerConfig = new System.Windows.Forms.ToolStripMenuItem();
             this.menuExport2ShareUrl = new System.Windows.Forms.ToolStripMenuItem();
             this.menuExport2SubContent = new System.Windows.Forms.ToolStripMenuItem();
-            this.tsbServer = new System.Windows.Forms.ToolStripDropDownButton();
             this.tabGroup = new System.Windows.Forms.TabControl();
             this.qrCodeControl = new v2rayN.Forms.QRCodeControl();
+            this.tsbServer = new System.Windows.Forms.ToolStripDropDownButton();
             this.splitContainer1 = new System.Windows.Forms.SplitContainer();
             this.groupBox1 = new System.Windows.Forms.GroupBox();
             this.gbMsgTitle = new System.Windows.Forms.GroupBox();
@@ -101,7 +101,6 @@
             this.menuUpdateSubViaProxy = new System.Windows.Forms.ToolStripMenuItem();
             this.toolStripSeparator2 = new System.Windows.Forms.ToolStripSeparator();
             this.menuExit = new System.Windows.Forms.ToolStripMenuItem();
-            this.bgwScan = new System.ComponentModel.BackgroundWorker();
             this.panel1 = new System.Windows.Forms.Panel();
             this.tsMain = new System.Windows.Forms.ToolStrip();
             this.toolStripSeparator4 = new System.Windows.Forms.ToolStripSeparator();
@@ -227,7 +226,6 @@
             this.menuExport2ShareUrl,
             this.menuExport2SubContent});
             this.cmsLv.Name = "cmsLv";
-            this.cmsLv.OwnerItem = this.tsbServer;
             resources.ApplyResources(this.cmsLv, "cmsLv");
             // 
             // menuAddVmessServer
@@ -412,13 +410,6 @@
             resources.ApplyResources(this.menuExport2SubContent, "menuExport2SubContent");
             this.menuExport2SubContent.Click += new System.EventHandler(this.menuExport2SubContent_Click);
             // 
-            // tsbServer
-            // 
-            this.tsbServer.DropDown = this.cmsLv;
-            this.tsbServer.Image = global::v2rayN.Properties.Resources.server;
-            resources.ApplyResources(this.tsbServer, "tsbServer");
-            this.tsbServer.Name = "tsbServer";
-            // 
             // tabGroup
             // 
             resources.ApplyResources(this.tabGroup, "tabGroup");
@@ -431,6 +422,13 @@
             resources.ApplyResources(this.qrCodeControl, "qrCodeControl");
             this.qrCodeControl.Name = "qrCodeControl";
             // 
+            // tsbServer
+            // 
+            this.tsbServer.DropDown = this.cmsLv;
+            this.tsbServer.Image = global::v2rayN.Properties.Resources.server;
+            resources.ApplyResources(this.tsbServer, "tsbServer");
+            this.tsbServer.Name = "tsbServer";
+            // 
             // splitContainer1
             // 
             resources.ApplyResources(this.splitContainer1, "splitContainer1");
@@ -677,12 +675,6 @@
             resources.ApplyResources(this.menuExit, "menuExit");
             this.menuExit.Click += new System.EventHandler(this.menuExit_Click);
             // 
-            // bgwScan
-            // 
-            this.bgwScan.WorkerReportsProgress = true;
-            this.bgwScan.DoWork += new System.ComponentModel.DoWorkEventHandler(this.bgwScan_DoWork);
-            this.bgwScan.ProgressChanged += new System.ComponentModel.ProgressChangedEventHandler(this.bgwScan_ProgressChanged);
-            // 
             // panel1
             // 
             resources.ApplyResources(this.panel1, "panel1");
@@ -1027,7 +1019,6 @@
         private System.Windows.Forms.ToolStripDropDownButton tsbHelp;
         private System.Windows.Forms.ToolStripMenuItem tsbAbout;
         private System.Windows.Forms.ToolStripMenuItem menuAddServers2;
-        private System.ComponentModel.BackgroundWorker bgwScan;
         private System.Windows.Forms.ToolStripMenuItem menuScanScreen;
         private System.Windows.Forms.ToolStripMenuItem menuScanScreen2;
         private System.Windows.Forms.ToolStripDropDownButton tsbSub;
diff --git a/v2rayN/v2rayN/Forms/MainForm.cs b/v2rayN/v2rayN/Forms/MainForm.cs
index 820ffae2..c6c7e02c 100644
--- a/v2rayN/v2rayN/Forms/MainForm.cs
+++ b/v2rayN/v2rayN/Forms/MainForm.cs
@@ -1008,9 +1008,34 @@ namespace v2rayN.Forms
         }
 
         private void menuScanScreen_Click(object sender, EventArgs e)
+        {
+            _ = ScanScreenTaskAsync();
+        }
+
+        public async Task ScanScreenTaskAsync()
         {
             HideForm();
-            bgwScan.RunWorkerAsync();
+
+            string result = await Task.Run(() =>
+            {
+                return Utils.ScanScreen();
+            });
+
+            ShowForm();
+
+            if (Utils.IsNullOrEmpty(result))
+            {
+                UI.ShowWarning(UIRes.I18N("NoValidQRcodeFound"));
+            }
+            else
+            {
+                int ret = MainFormHandler.Instance.AddBatchServers(config, result, "", groupId);
+                if (ret > 0)
+                {
+                    RefreshServers();
+                    UI.Show(UIRes.I18N("SuccessfullyImportedServerViaScan"));
+                }
+            }
         }
 
         private void menuUpdateSubscriptions_Click(object sender, EventArgs e)
@@ -1422,37 +1447,6 @@ namespace v2rayN.Forms
         }
         #endregion
 
-        #region ScanScreen
-
-
-        private void bgwScan_DoWork(object sender, System.ComponentModel.DoWorkEventArgs e)
-        {
-            string ret = Utils.ScanScreen();
-            bgwScan.ReportProgress(0, ret);
-        }
-
-        private void bgwScan_ProgressChanged(object sender, System.ComponentModel.ProgressChangedEventArgs e)
-        {
-            ShowForm();
-
-            string result = Convert.ToString(e.UserState);
-            if (Utils.IsNullOrEmpty(result))
-            {
-                UI.ShowWarning(UIRes.I18N("NoValidQRcodeFound"));
-            }
-            else
-            {
-                int ret = MainFormHandler.Instance.AddBatchServers(config, result, "", groupId);
-                if (ret > 0)
-                {
-                    RefreshServers();
-                    UI.Show(UIRes.I18N("SuccessfullyImportedServerViaScan"));
-                }
-            }
-        }
-
-        #endregion
-
         #region 订阅
         private void tsbSubSetting_Click(object sender, EventArgs e)
         {
diff --git a/v2rayN/v2rayN/Forms/MainForm.resx b/v2rayN/v2rayN/Forms/MainForm.resx
index b7d19fed..7a643648 100644
--- a/v2rayN/v2rayN/Forms/MainForm.resx
+++ b/v2rayN/v2rayN/Forms/MainForm.resx
@@ -302,18 +302,6 @@
   <data name="menuExport2SubContent.Text" xml:space="preserve">
     <value>Export subscription (base64) share to clipboard</value>
   </data>
-  <data name="tsbServer.ImageTransparentColor" type="System.Drawing.Color, System.Drawing">
-    <value>Magenta</value>
-  </data>
-  <data name="tsbServer.Size" type="System.Drawing.Size, System.Drawing">
-    <value>64, 53</value>
-  </data>
-  <data name="tsbServer.Text" xml:space="preserve">
-    <value>Servers</value>
-  </data>
-  <data name="tsbServer.TextImageRelation" type="System.Windows.Forms.TextImageRelation, System.Windows.Forms">
-    <value>ImageAboveText</value>
-  </data>
   <data name="cmsLv.Size" type="System.Drawing.Size, System.Drawing">
     <value>356, 622</value>
   </data>
@@ -464,6 +452,18 @@
   <data name="&gt;&gt;scMain.ZOrder" xml:space="preserve">
     <value>0</value>
   </data>
+  <data name="tsbServer.ImageTransparentColor" type="System.Drawing.Color, System.Drawing">
+    <value>Magenta</value>
+  </data>
+  <data name="tsbServer.Size" type="System.Drawing.Size, System.Drawing">
+    <value>64, 53</value>
+  </data>
+  <data name="tsbServer.Text" xml:space="preserve">
+    <value>Servers</value>
+  </data>
+  <data name="tsbServer.TextImageRelation" type="System.Windows.Forms.TextImageRelation, System.Windows.Forms">
+    <value>ImageAboveText</value>
+  </data>
   <data name="splitContainer1.Dock" type="System.Windows.Forms.DockStyle, System.Windows.Forms">
     <value>Fill</value>
   </data>
@@ -510,7 +510,7 @@
     <value>0</value>
   </data>
   <metadata name="cmsMsgBox.TrayLocation" type="System.Drawing.Point, System.Drawing, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a">
-    <value>603, 17</value>
+    <value>493, 20</value>
   </metadata>
   <data name="menuMsgBoxSelectAll.Size" type="System.Drawing.Size, System.Drawing">
     <value>227, 22</value>
@@ -549,7 +549,7 @@
     <value>Set message filters</value>
   </data>
   <data name="cmsMsgBox.Size" type="System.Drawing.Size, System.Drawing">
-    <value>228, 136</value>
+    <value>228, 158</value>
   </data>
   <data name="&gt;&gt;cmsMsgBox.Name" xml:space="preserve">
     <value>cmsMsgBox</value>
@@ -824,9 +824,6 @@
   <data name="notifyMain.Visible" type="System.Boolean, mscorlib">
     <value>True</value>
   </data>
-  <metadata name="bgwScan.TrayLocation" type="System.Drawing.Point, System.Drawing, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a">
-    <value>498, 17</value>
-  </metadata>
   <data name="panel1.Dock" type="System.Windows.Forms.DockStyle, System.Windows.Forms">
     <value>Top</value>
   </data>
@@ -1478,12 +1475,6 @@
   <data name="&gt;&gt;menuExit.Type" xml:space="preserve">
     <value>System.Windows.Forms.ToolStripMenuItem, System.Windows.Forms, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089</value>
   </data>
-  <data name="&gt;&gt;bgwScan.Name" xml:space="preserve">
-    <value>bgwScan</value>
-  </data>
-  <data name="&gt;&gt;bgwScan.Type" xml:space="preserve">
-    <value>System.ComponentModel.BackgroundWorker, System, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089</value>
-  </data>
   <data name="&gt;&gt;toolStripSeparator4.Name" xml:space="preserve">
     <value>toolStripSeparator4</value>
   </data>