diff --git a/src/Shared/HandyControl_Shared/Controls/Window/BlurWindow.cs b/src/Shared/HandyControl_Shared/Controls/Window/BlurWindow.cs
index b68db22e..7afe5ab3 100644
--- a/src/Shared/HandyControl_Shared/Controls/Window/BlurWindow.cs
+++ b/src/Shared/HandyControl_Shared/Controls/Window/BlurWindow.cs
@@ -1,5 +1,4 @@
-using System.Runtime.InteropServices;
-using System.Windows.Media;
+using System.Runtime.InteropServices;
 using HandyControl.Data;
 using HandyControl.Tools;
 using HandyControl.Tools.Helper;
@@ -19,25 +18,29 @@ namespace HandyControl.Controls
         {
             var versionInfo = SystemHelper.GetSystemVersionInfo();
 
-            if (versionInfo < SystemVersionInfo.Windows10 ||
-                versionInfo >= SystemVersionInfo.Windows10_1903)
-            {
-                var colorValue = ResourceHelper.GetResourceInternal<uint>(ResourceToken.BlurGradientValue);
-                var color = ColorHelper.ToColor(colorValue);
-                color = Color.FromRgb(color.R, color.G, color.B);
-                window.Background = new SolidColorBrush(color);
-                return;
-            }
-
             var accentPolicy = new InteropValues.ACCENTPOLICY();
             var accentPolicySize = Marshal.SizeOf(accentPolicy);
 
-            accentPolicy.AccentState = versionInfo < SystemVersionInfo.Windows10_1809
-                ? InteropValues.ACCENTSTATE.ACCENT_ENABLE_BLURBEHIND
-                : InteropValues.ACCENTSTATE.ACCENT_ENABLE_ACRYLICBLURBEHIND;
-
             accentPolicy.AccentFlags = 2;
-            accentPolicy.GradientColor = ResourceHelper.GetResourceInternal<uint>(ResourceToken.BlurGradientValue);
+
+            if (versionInfo >= SystemVersionInfo.Windows10_1903)
+            {
+                accentPolicy.AccentState = InteropValues.ACCENTSTATE.ACCENT_ENABLE_BLURBEHIND;
+            }
+            else if (versionInfo >= SystemVersionInfo.Windows10_1809)
+            {
+                accentPolicy.AccentState = InteropValues.ACCENTSTATE.ACCENT_ENABLE_ACRYLICBLURBEHIND;
+            }
+            else if (versionInfo >= SystemVersionInfo.Windows10)
+            {
+                accentPolicy.AccentState = InteropValues.ACCENTSTATE.ACCENT_ENABLE_BLURBEHIND;
+            }
+            else
+            {
+                accentPolicy.AccentState = InteropValues.ACCENTSTATE.ACCENT_ENABLE_TRANSPARENTGRADIENT;
+            }
+
+            accentPolicy.GradientColor = ResourceHelper.GetResource<uint>(ResourceToken.BlurGradientValue);
 
             var accentPtr = Marshal.AllocHGlobal(accentPolicySize);
             Marshal.StructureToPtr(accentPolicy, accentPtr, false);