diff --git a/src/WinFormedge/Classes.Formedge/FormBase.cs b/src/WinFormedge/Classes.Formedge/FormBase.cs
index 3d907ac..28224a4 100644
--- a/src/WinFormedge/Classes.Formedge/FormBase.cs
+++ b/src/WinFormedge/Classes.Formedge/FormBase.cs
@@ -1,4 +1,4 @@
-// This file is part of the WinFormedge project.
+// This file is part of the WinFormedge project.
 // Copyright (c) 2025 Xuanchen Lin all rights reserved.
 // This project is licensed under the MIT License.
 // See the LICENSE file in the project root for more information.
@@ -384,8 +384,8 @@ protected override void WndProc(ref Message m)
                 }
                 break;
 
-            case WM_ERASEBKGND:
-                return;
+            //case WM_ERASEBKGND when SystemBackdropType != SystemBackdropType.Auto:
+            //    return;
 
             case WM_NCCALCSIZE when wParam == 1 && ExtendsContentIntoTitleBar && !Popup && !Fullscreen:
                 {
diff --git a/src/WinFormedge/Classes.Formedge/Formedge.Internal.cs b/src/WinFormedge/Classes.Formedge/Formedge.Internal.cs
index c1746ce..2e9348a 100644
--- a/src/WinFormedge/Classes.Formedge/Formedge.Internal.cs
+++ b/src/WinFormedge/Classes.Formedge/Formedge.Internal.cs
@@ -1,4 +1,4 @@
-// This file is part of the WinFormedge project.
+// This file is part of the WinFormedge project.
 // Copyright (c) 2025 Xuanchen Lin all rights reserved.
 // This project is licensed under the MIT License.
 // See the LICENSE file in the project root for more information.
@@ -73,12 +73,14 @@ internal WebViewCore WebView
                 {
                     ProfileName = ProfileName,
                     IsInPrivateMode = IsInPrivateMode,
+                    
                 };
 
 
 
-                WebView.WebViewCreated += (_, _) => WebViewCreatedCore();
+                WebView.WebViewCreated += (_, _) => WebViewCreatedCore(WindowStyleSettings);
                 WindowStyleSettings.WndProc += WebView.HostWndProc;
+
             }
 
             return _webViewCore;
@@ -804,7 +806,7 @@ private void RegisterHostWindowEvents()
     /// <summary>
     /// Called when the WebView2 browser is created. Sets up host objects, scripts, and event handlers.
     /// </summary>
-    private void WebViewCreatedCore()
+    private void WebViewCreatedCore(WindowSettings windowStyleSettings)
     {
         if (WebView.Browser == null) throw new InvalidOperationException();
 
@@ -813,10 +815,9 @@ private void WebViewCreatedCore()
         var controller = WebView.Controller;
         var webview = WebView.Browser;
 
-        controller.DefaultBackgroundColor = Color.Transparent;
+        controller.DefaultBackgroundColor = windowStyleSettings.BackColor;
 
         WebView.ConfigureSettings += ConfigureWebView2Settings;
-        //WebView.ConfigureProfile += ConfigureWebView2Profile;
         controller.GotFocus += OnGotFocus;
         controller.LostFocus += OnLostFocus;
 
diff --git a/src/WinFormedge/Classes.WebView/WebViewCore.cs b/src/WinFormedge/Classes.WebView/WebViewCore.cs
index bc77ab1..87aac6d 100644
--- a/src/WinFormedge/Classes.WebView/WebViewCore.cs
+++ b/src/WinFormedge/Classes.WebView/WebViewCore.cs
@@ -1,4 +1,4 @@
-// This file is part of the WinFormedge project.
+// This file is part of the WinFormedge project.
 // Copyright (c) 2025 Xuanchen Lin all rights reserved.
 // This project is licensed under the MIT License.
 // See the LICENSE file in the project root for more information.
@@ -249,7 +249,7 @@ private async Task CreateWebView2Async()
 
         controller.ShouldDetectMonitorScaleChanges = true;
         controller.Bounds = Container.ClientRectangle;
-        controller.DefaultBackgroundColor = Color.Transparent;
+        controller.DefaultBackgroundColor = Container.BackColor; //Color.Transparent;
 
         var webview = controller!.CoreWebView2;
 
diff --git a/src/WinFormedge/WinFormedge.csproj b/src/WinFormedge/WinFormedge.csproj
index 117d4cb..fb0418d 100644
--- a/src/WinFormedge/WinFormedge.csproj
+++ b/src/WinFormedge/WinFormedge.csproj
@@ -60,7 +60,7 @@
     </PropertyGroup>
     
     <PropertyGroup Condition="'$(Configuration)'=='Release'">
-        <Version>1.1.2</Version>
+        <Version>1.1.3</Version>
         <GeneratePackageOnBuild>True</GeneratePackageOnBuild>
     </PropertyGroup>