diff --git a/WindowExample/MainWindow.xaml b/WindowExample/MainWindow.xaml
index fb1de52f..b6cf7a35 100644
--- a/WindowExample/MainWindow.xaml
+++ b/WindowExample/MainWindow.xaml
@@ -35,6 +35,7 @@
                 <RowDefinition Height="Auto"/>
                 <RowDefinition Height="Auto"/>
                 <RowDefinition Height="Auto"/>
+                <RowDefinition Height="Auto"/>
             </Grid.RowDefinitions>
 
             <TextBlock Text="WindowStyle" Grid.Row="0" HorizontalAlignment="Left" VerticalAlignment="Center" Margin="10"/>
@@ -54,20 +55,29 @@
             </ui:SimpleStackPanel>
             
             <TextBlock Text="(ui) BackdropType" Grid.Row="2" HorizontalAlignment="Left" VerticalAlignment="Center" Margin="10"/>
-            <ui:SimpleStackPanel Grid.Row="2" Grid.Column="1" Spacing="8" Orientation="Horizontal">
+            <ui:SimpleStackPanel Grid.Row="2" Grid.Column="1" Spacing="25" Orientation="Horizontal">
                 <RadioButton x:Name="RadioButton_SystemBackdropType_Acrylic" Content="Acrylic" MinWidth="0" Click="RadioButton_SystemBackdropType_Click"/>
                 <RadioButton x:Name="RadioButton_SystemBackdropType_Mica" Content="Mica" MinWidth="0" Click="RadioButton_SystemBackdropType_Click"/>
                 <RadioButton x:Name="RadioButton_SystemBackdropType_None" Content="None" MinWidth="0" IsChecked="True" Click="RadioButton_SystemBackdropType_Click"/>
                 <RadioButton x:Name="RadioButton_SystemBackdropType_Tabbed" Content="Tabbed" MinWidth="0" Click="RadioButton_SystemBackdropType_Click"/>
             </ui:SimpleStackPanel>
 
-            <ui:SimpleStackPanel Grid.Row="3" Grid.ColumnSpan="2" Spacing="10" Orientation="Horizontal" Margin="10">
+            <TextBlock Text="(ui) CornerStyle" Grid.Row="3" HorizontalAlignment="Left" VerticalAlignment="Center" Margin="10"/>
+            <ui:SimpleStackPanel Grid.Row="3" Grid.Column="1" Spacing="8" Orientation="Horizontal">
+                <RadioButton x:Name="RadioButton_CornerStyle_Default" Content="Default" MinWidth="0" IsChecked="True" Click="RadioButton_CornerStyle_Click"/>
+                <RadioButton x:Name="RadioButton_CornerStyle_DoNotRound" Content="DoNotRound" MinWidth="0" Click="RadioButton_CornerStyle_Click"/>
+                <RadioButton x:Name="RadioButton_CornerStyle_Round" Content="Round" MinWidth="0" Click="RadioButton_CornerStyle_Click"/>
+                <RadioButton x:Name="RadioButton_CornerStyle_RoundSmall" Content="RoundSmall" MinWidth="0" Click="RadioButton_CornerStyle_Click"/>
+            </ui:SimpleStackPanel>
+
+
+            <ui:SimpleStackPanel Grid.Row="4" Grid.ColumnSpan="2" Spacing="10" Orientation="Horizontal" Margin="10">
                 <CheckBox x:Name="CheckBox_UseModernWindowStyle" Content="(ui) ModernStyle" IsChecked="True" IsEnabled="False" Click="CheckBox_UseModernWindowStyle_Click"/>
                 <CheckBox x:Name="CheckBox_ApplyBackground" Content="(ui) ApplyBackground" IsChecked="False" Click="CheckBox_ApplyBackground_Click"/>
                 <CheckBox x:Name="CheckBox_ApplyNoise" Content="(ui) ApplyNoise" IsChecked="False" Click="CheckBox_ApplyNoise_Click"/>
             </ui:SimpleStackPanel>
 
-            <Grid Grid.Row="4" Grid.ColumnSpan="2" Margin="6">
+            <Grid Grid.Row="5" Grid.ColumnSpan="2" Margin="6">
                 <Grid.ColumnDefinitions>
                     <ColumnDefinition/>
                     <ColumnDefinition/>
diff --git a/WindowExample/MainWindow.xaml.cs b/WindowExample/MainWindow.xaml.cs
index e5cdc63a..7f190080 100644
--- a/WindowExample/MainWindow.xaml.cs
+++ b/WindowExample/MainWindow.xaml.cs
@@ -123,5 +123,21 @@ private void TitleBarButtonAvailabilitySelector_SelectionChanged(object sender,
                 }
             }
         }
+
+        private void RadioButton_CornerStyle_Click(object sender, RoutedEventArgs e)
+        {
+            if (sender is RadioButton btn && btn.Content is string val)
+            {
+                try
+                {
+                    WindowHelper.SetCornerStyle(this, (WindowCornerStyle)Enum.Parse(typeof(WindowCornerStyle), val));
+                }
+                catch (Exception ex)
+                {
+                    MessageBox.Show(ex.ToString());
+                }
+            }
+
+        }
     }
 }
\ No newline at end of file
diff --git a/source/samples/WpfApp1/MainWindow.xaml b/source/samples/WpfApp1/MainWindow.xaml
index 9120b20b..ec04cdf7 100644
--- a/source/samples/WpfApp1/MainWindow.xaml
+++ b/source/samples/WpfApp1/MainWindow.xaml
@@ -9,7 +9,8 @@
         ResizeMode="CanMinimize"
         ui:ThemeManager.IsThemeAware="True" ui:TitleBar.Height="40"
         ui:TitleBar.ExtendViewIntoTitleBar="False" ui:WindowHelper.SystemBackdropType="Acrylic"
-        ui:TitleBar.ButtonCloseAvailability="Collapsed"
+        ui:TitleBar.ButtonCloseAvailability="Enabled"
+        ui:TitleBar.ButtonMaximizeAvailability="Collapsed"
         ui:WindowHelper.UseModernWindowStyle="True"
         ui:TitleBar.IsBackButtonVisible="False"
         ui:WindowHelper.CornerStyle="DoNotRound" Loaded="Window_Loaded">
@@ -157,6 +158,6 @@
         <ui:ThumbEx Canvas.Left="390" Canvas.Top="256" Height="43" Width="67" HorizontalContentAlignment="Center" VerticalContentAlignment="Center">
             <TextBlock Text="Hello"/>
         </ui:ThumbEx>
-        <Slider Canvas.Left="112" Canvas.Top="234" HorizontalAlignment="Left" VerticalAlignment="Top" Width="213"/>
+        <Slider Canvas.Left="120" TickPlacement="BottomRight" Canvas.Top="199" HorizontalAlignment="Left" VerticalAlignment="Top" Width="389"/>
     </Canvas>
 </Window>