diff --git a/src/Wpf.Ui/Controls/Window/WindowBackdrop.cs b/src/Wpf.Ui/Controls/Window/WindowBackdrop.cs
index 86d0a114a..c19078d11 100644
--- a/src/Wpf.Ui/Controls/Window/WindowBackdrop.cs
+++ b/src/Wpf.Ui/Controls/Window/WindowBackdrop.cs
@@ -90,12 +90,8 @@ public static bool ApplyBackdrop(IntPtr hWnd, WindowBackdropType backdropType)
         // 22H1
         if (!Win32.Utilities.IsOSWindows11Insider1OrNewer)
         {
-            if (backdropType == WindowBackdropType.Mica || backdropType == WindowBackdropType.Auto)
+            if (backdropType != WindowBackdropType.None )
                 return ApplyLegacyMicaBackdrop(hWnd);
-
-            if (backdropType == WindowBackdropType.Acrylic)
-                return ApplyLegacyAcrylicBackdrop(hWnd);
-
             return false;
         }
 
diff --git a/src/Wpf.Ui/Converters/IconSourceElementConverter.cs b/src/Wpf.Ui/Converters/IconSourceElementConverter.cs
index d50bbb5d1..fecbbc2f6 100644
--- a/src/Wpf.Ui/Converters/IconSourceElementConverter.cs
+++ b/src/Wpf.Ui/Converters/IconSourceElementConverter.cs
@@ -8,7 +8,7 @@
 
 namespace Wpf.Ui.Converters;
 
-internal class IconSourceElementConverter : IValueConverter
+public class IconSourceElementConverter : IValueConverter
 {
     public object Convert(object? value, Type targetType, object? parameter, CultureInfo culture)
     {