diff --git a/src/Net_40/HandyControl_Net_40/Themes/Styles/Base/CheckComboBoxBaseStyle.xaml b/src/Net_40/HandyControl_Net_40/Themes/Styles/Base/CheckComboBoxBaseStyle.xaml
index 948fd99e..b734888c 100644
--- a/src/Net_40/HandyControl_Net_40/Themes/Styles/Base/CheckComboBoxBaseStyle.xaml
+++ b/src/Net_40/HandyControl_Net_40/Themes/Styles/Base/CheckComboBoxBaseStyle.xaml
@@ -318,7 +318,7 @@
                 <Border Grid.Column="0" Margin="-4 0">
                     <hc:UniformSpacingPanel x:Name="PART_Panel" VerticalAlignment="{TemplateBinding VerticalContentAlignment}" HorizontalAlignment="{TemplateBinding HorizontalContentAlignment}" Margin="{TemplateBinding Padding}" Spacing="{TemplateBinding TagSpacing}" ChildWrapping="Wrap" ItemVerticalAlignment="Center" />
                 </Border>
-                <Button Height="Auto" Width="Auto" HorizontalContentAlignment="Left" HorizontalAlignment="Stretch" VerticalAlignment="Stretch" hc:IconElement.Width="14" Command="interactivity:ControlCommands.Clear" Visibility="Collapsed" Name="ButtonClear" Grid.Column="1" Style="{StaticResource ButtonIcon}" Padding="0,0,4,0" hc:IconElement.Geometry="{StaticResource DeleteFillCircleGeometry}" Foreground="{Binding BorderBrush,ElementName=border}" />
+                <Button Height="Auto" Width="Auto" HorizontalContentAlignment="Left" HorizontalAlignment="Stretch" VerticalAlignment="Stretch" hc:IconElement.Width="14" Command="interactivity:ControlCommands.Clear" Visibility="Hidden" Name="ButtonClear" Grid.Column="1" Style="{StaticResource ButtonIcon}" Padding="0,0,4,0" hc:IconElement.Geometry="{StaticResource DeleteFillCircleGeometry}" Foreground="{Binding BorderBrush,ElementName=border}" />
                 <Popup x:Name="PART_Popup" StaysOpen="False" PlacementTarget="{Binding ElementName=border}" AllowsTransparency="true" IsOpen="{Binding IsDropDownOpen,RelativeSource={RelativeSource TemplatedParent},Mode=TwoWay}" Margin="1" PopupAnimation="{StaticResource {x:Static SystemParameters.ComboBoxPopupAnimationKey}}" Placement="Bottom">
                     <Decorator Margin="8 0">
                         <Border Effect="{StaticResource EffectShadow2}" BorderThickness="0,1,0,0" Margin="0,0,0,8" CornerRadius="{Binding Path=(hc:BorderElement.CornerRadius),RelativeSource={RelativeSource TemplatedParent}}" x:Name="dropDownBorder" MinWidth="{Binding ActualWidth, ElementName=border}" MaxHeight="{TemplateBinding MaxDropDownHeight}" BorderBrush="{DynamicResource BorderBrush}" Background="{DynamicResource RegionBrush}">
@@ -414,7 +414,7 @@
                 <Border Grid.Column="0" Margin="-4 0">
                     <hc:UniformSpacingPanel x:Name="PART_Panel" VerticalAlignment="{TemplateBinding VerticalContentAlignment}" HorizontalAlignment="{TemplateBinding HorizontalContentAlignment}" Margin="{TemplateBinding Padding}" Spacing="{TemplateBinding TagSpacing}" ChildWrapping="Wrap" ItemVerticalAlignment="Center" />
                 </Border>
-                <Button Height="Auto" Width="Auto" HorizontalContentAlignment="Left" HorizontalAlignment="Stretch" VerticalAlignment="Stretch" hc:IconElement.Width="14" Command="interactivity:ControlCommands.Clear" Visibility="Collapsed" Name="ButtonClear" Grid.Column="1" Style="{StaticResource ButtonIcon}" Padding="0,0,4,0" hc:IconElement.Geometry="{StaticResource DeleteFillCircleGeometry}" Foreground="{Binding BorderBrush,ElementName=border}" />
+                <Button Height="Auto" Width="Auto" HorizontalContentAlignment="Left" HorizontalAlignment="Stretch" VerticalAlignment="Stretch" hc:IconElement.Width="14" Command="interactivity:ControlCommands.Clear" Visibility="Hidden" Name="ButtonClear" Grid.Column="1" Style="{StaticResource ButtonIcon}" Padding="0,0,4,0" hc:IconElement.Geometry="{StaticResource DeleteFillCircleGeometry}" Foreground="{Binding BorderBrush,ElementName=border}" />
                 <Popup x:Name="PART_Popup" StaysOpen="False" PlacementTarget="{Binding ElementName=border}" AllowsTransparency="true" IsOpen="{Binding IsDropDownOpen,RelativeSource={RelativeSource TemplatedParent},Mode=TwoWay}" Margin="1" PopupAnimation="{StaticResource {x:Static SystemParameters.ComboBoxPopupAnimationKey}}" Placement="Bottom">
                     <Decorator Margin="8 0">
                         <Border Effect="{StaticResource EffectShadow2}" BorderThickness="0,1,0,0" Margin="0,0,0,8" CornerRadius="{Binding Path=(hc:BorderElement.CornerRadius),RelativeSource={RelativeSource TemplatedParent}}" x:Name="dropDownBorder" MinWidth="{Binding ActualWidth, ElementName=border}" MaxHeight="{TemplateBinding MaxDropDownHeight}" BorderBrush="{DynamicResource BorderBrush}" Background="{DynamicResource RegionBrush}">
diff --git a/src/Net_40/HandyControl_Net_40/Themes/Theme.xaml b/src/Net_40/HandyControl_Net_40/Themes/Theme.xaml
index f52bc7b8..b5dfb11b 100644
--- a/src/Net_40/HandyControl_Net_40/Themes/Theme.xaml
+++ b/src/Net_40/HandyControl_Net_40/Themes/Theme.xaml
@@ -7563,7 +7563,7 @@
 				<Border Grid.Column="0" Margin="-4 0">
 					<hc:UniformSpacingPanel x:Name="PART_Panel" VerticalAlignment="{TemplateBinding VerticalContentAlignment}" HorizontalAlignment="{TemplateBinding HorizontalContentAlignment}" Margin="{TemplateBinding Padding}" Spacing="{TemplateBinding TagSpacing}" ChildWrapping="Wrap" ItemVerticalAlignment="Center" />
 				</Border>
-				<Button Height="Auto" Width="Auto" HorizontalContentAlignment="Left" HorizontalAlignment="Stretch" VerticalAlignment="Stretch" hc:IconElement.Width="14" Command="interactivity:ControlCommands.Clear" Visibility="Collapsed" Name="ButtonClear" Grid.Column="1" Style="{StaticResource ButtonIcon}" Padding="0,0,4,0" hc:IconElement.Geometry="{StaticResource DeleteFillCircleGeometry}" Foreground="{Binding BorderBrush,ElementName=border}" />
+				<Button Height="Auto" Width="Auto" HorizontalContentAlignment="Left" HorizontalAlignment="Stretch" VerticalAlignment="Stretch" hc:IconElement.Width="14" Command="interactivity:ControlCommands.Clear" Visibility="Hidden" Name="ButtonClear" Grid.Column="1" Style="{StaticResource ButtonIcon}" Padding="0,0,4,0" hc:IconElement.Geometry="{StaticResource DeleteFillCircleGeometry}" Foreground="{Binding BorderBrush,ElementName=border}" />
 				<Popup x:Name="PART_Popup" StaysOpen="False" PlacementTarget="{Binding ElementName=border}" AllowsTransparency="true" IsOpen="{Binding IsDropDownOpen,RelativeSource={RelativeSource TemplatedParent},Mode=TwoWay}" Margin="1" PopupAnimation="{StaticResource {x:Static SystemParameters.ComboBoxPopupAnimationKey}}" Placement="Bottom">
 					<Decorator Margin="8 0">
 						<Border Effect="{StaticResource EffectShadow2}" BorderThickness="0,1,0,0" Margin="0,0,0,8" CornerRadius="{Binding Path=(hc:BorderElement.CornerRadius),RelativeSource={RelativeSource TemplatedParent}}" x:Name="dropDownBorder" MinWidth="{Binding ActualWidth, ElementName=border}" MaxHeight="{TemplateBinding MaxDropDownHeight}" BorderBrush="{DynamicResource BorderBrush}" Background="{DynamicResource RegionBrush}">
@@ -7658,7 +7658,7 @@
 				<Border Grid.Column="0" Margin="-4 0">
 					<hc:UniformSpacingPanel x:Name="PART_Panel" VerticalAlignment="{TemplateBinding VerticalContentAlignment}" HorizontalAlignment="{TemplateBinding HorizontalContentAlignment}" Margin="{TemplateBinding Padding}" Spacing="{TemplateBinding TagSpacing}" ChildWrapping="Wrap" ItemVerticalAlignment="Center" />
 				</Border>
-				<Button Height="Auto" Width="Auto" HorizontalContentAlignment="Left" HorizontalAlignment="Stretch" VerticalAlignment="Stretch" hc:IconElement.Width="14" Command="interactivity:ControlCommands.Clear" Visibility="Collapsed" Name="ButtonClear" Grid.Column="1" Style="{StaticResource ButtonIcon}" Padding="0,0,4,0" hc:IconElement.Geometry="{StaticResource DeleteFillCircleGeometry}" Foreground="{Binding BorderBrush,ElementName=border}" />
+				<Button Height="Auto" Width="Auto" HorizontalContentAlignment="Left" HorizontalAlignment="Stretch" VerticalAlignment="Stretch" hc:IconElement.Width="14" Command="interactivity:ControlCommands.Clear" Visibility="Hidden" Name="ButtonClear" Grid.Column="1" Style="{StaticResource ButtonIcon}" Padding="0,0,4,0" hc:IconElement.Geometry="{StaticResource DeleteFillCircleGeometry}" Foreground="{Binding BorderBrush,ElementName=border}" />
 				<Popup x:Name="PART_Popup" StaysOpen="False" PlacementTarget="{Binding ElementName=border}" AllowsTransparency="true" IsOpen="{Binding IsDropDownOpen,RelativeSource={RelativeSource TemplatedParent},Mode=TwoWay}" Margin="1" PopupAnimation="{StaticResource {x:Static SystemParameters.ComboBoxPopupAnimationKey}}" Placement="Bottom">
 					<Decorator Margin="8 0">
 						<Border Effect="{StaticResource EffectShadow2}" BorderThickness="0,1,0,0" Margin="0,0,0,8" CornerRadius="{Binding Path=(hc:BorderElement.CornerRadius),RelativeSource={RelativeSource TemplatedParent}}" x:Name="dropDownBorder" MinWidth="{Binding ActualWidth, ElementName=border}" MaxHeight="{TemplateBinding MaxDropDownHeight}" BorderBrush="{DynamicResource BorderBrush}" Background="{DynamicResource RegionBrush}">
diff --git a/src/Shared/HandyControl_Shared/Themes/Styles/Base/CheckComboBoxBaseStyle.xaml b/src/Shared/HandyControl_Shared/Themes/Styles/Base/CheckComboBoxBaseStyle.xaml
index f4b3c539..c713b6ab 100644
--- a/src/Shared/HandyControl_Shared/Themes/Styles/Base/CheckComboBoxBaseStyle.xaml
+++ b/src/Shared/HandyControl_Shared/Themes/Styles/Base/CheckComboBoxBaseStyle.xaml
@@ -333,7 +333,7 @@
                 <Border Grid.Column="0" Margin="-4 0">
                     <hc:UniformSpacingPanel x:Name="PART_Panel" VerticalAlignment="{TemplateBinding VerticalContentAlignment}" HorizontalAlignment="{TemplateBinding HorizontalContentAlignment}" Margin="{TemplateBinding Padding}" Spacing="{TemplateBinding TagSpacing}" ChildWrapping="Wrap" ItemVerticalAlignment="Center" />
                 </Border>
-                <Button Height="Auto" Width="Auto" HorizontalContentAlignment="Left" HorizontalAlignment="Stretch" VerticalAlignment="Stretch" hc:IconElement.Width="14" Command="interactivity:ControlCommands.Clear" Visibility="Collapsed" Name="ButtonClear" Grid.Column="1" Style="{StaticResource ButtonIcon}" Padding="0,0,4,0" hc:IconElement.Geometry="{StaticResource DeleteFillCircleGeometry}" Foreground="{Binding BorderBrush,ElementName=border}" />
+                <Button Height="Auto" Width="Auto" HorizontalContentAlignment="Left" HorizontalAlignment="Stretch" VerticalAlignment="Stretch" hc:IconElement.Width="14" Command="interactivity:ControlCommands.Clear" Visibility="Hidden" Name="ButtonClear" Grid.Column="1" Style="{StaticResource ButtonIcon}" Padding="0,0,4,0" hc:IconElement.Geometry="{StaticResource DeleteFillCircleGeometry}" Foreground="{Binding BorderBrush,ElementName=border}" />
                 <Popup x:Name="PART_Popup" StaysOpen="False" PlacementTarget="{Binding ElementName=border}" AllowsTransparency="true" IsOpen="{Binding IsDropDownOpen,RelativeSource={RelativeSource TemplatedParent},Mode=TwoWay}" Margin="1" PopupAnimation="{StaticResource {x:Static SystemParameters.ComboBoxPopupAnimationKey}}" Placement="Bottom">
                     <Decorator Margin="8 0">
                         <Border Effect="{StaticResource EffectShadow2}" BorderThickness="0,1,0,0" Margin="0,0,0,8" CornerRadius="{Binding Path=(hc:BorderElement.CornerRadius),RelativeSource={RelativeSource TemplatedParent}}" x:Name="dropDownBorder" MinWidth="{Binding ActualWidth, ElementName=border}" MaxHeight="{TemplateBinding MaxDropDownHeight}" BorderBrush="{DynamicResource BorderBrush}" Background="{DynamicResource RegionBrush}">
@@ -436,7 +436,7 @@
                 <Border Grid.Column="0" Margin="-4 0">
                     <hc:UniformSpacingPanel x:Name="PART_Panel" VerticalAlignment="{TemplateBinding VerticalContentAlignment}" HorizontalAlignment="{TemplateBinding HorizontalContentAlignment}" Margin="{TemplateBinding Padding}" Spacing="{TemplateBinding TagSpacing}" ChildWrapping="Wrap" ItemVerticalAlignment="Center" />
                 </Border>
-                <Button Height="Auto" Width="Auto" HorizontalContentAlignment="Left" HorizontalAlignment="Stretch" VerticalAlignment="Stretch" hc:IconElement.Width="14" Command="interactivity:ControlCommands.Clear" Visibility="Collapsed" Name="ButtonClear" Grid.Column="1" Style="{StaticResource ButtonIcon}" Padding="0,0,4,0" hc:IconElement.Geometry="{StaticResource DeleteFillCircleGeometry}" Foreground="{Binding BorderBrush,ElementName=border}" />
+                <Button Height="Auto" Width="Auto" HorizontalContentAlignment="Left" HorizontalAlignment="Stretch" VerticalAlignment="Stretch" hc:IconElement.Width="14" Command="interactivity:ControlCommands.Clear" Visibility="Hidden" Name="ButtonClear" Grid.Column="1" Style="{StaticResource ButtonIcon}" Padding="0,0,4,0" hc:IconElement.Geometry="{StaticResource DeleteFillCircleGeometry}" Foreground="{Binding BorderBrush,ElementName=border}" />
                 <Popup x:Name="PART_Popup" StaysOpen="False" PlacementTarget="{Binding ElementName=border}" AllowsTransparency="true" IsOpen="{Binding IsDropDownOpen,RelativeSource={RelativeSource TemplatedParent},Mode=TwoWay}" Margin="1" PopupAnimation="{StaticResource {x:Static SystemParameters.ComboBoxPopupAnimationKey}}" Placement="Bottom">
                     <Decorator Margin="8 0">
                         <Border Effect="{StaticResource EffectShadow2}" BorderThickness="0,1,0,0" Margin="0,0,0,8" CornerRadius="{Binding Path=(hc:BorderElement.CornerRadius),RelativeSource={RelativeSource TemplatedParent}}" x:Name="dropDownBorder" MinWidth="{Binding ActualWidth, ElementName=border}" MaxHeight="{TemplateBinding MaxDropDownHeight}" BorderBrush="{DynamicResource BorderBrush}" Background="{DynamicResource RegionBrush}">
diff --git a/src/Shared/HandyControl_Shared/Themes/Theme.xaml b/src/Shared/HandyControl_Shared/Themes/Theme.xaml
index d1bf6042..47690fbd 100644
--- a/src/Shared/HandyControl_Shared/Themes/Theme.xaml
+++ b/src/Shared/HandyControl_Shared/Themes/Theme.xaml
@@ -7668,7 +7668,7 @@
 				<Border Grid.Column="0" Margin="-4 0">
 					<hc:UniformSpacingPanel x:Name="PART_Panel" VerticalAlignment="{TemplateBinding VerticalContentAlignment}" HorizontalAlignment="{TemplateBinding HorizontalContentAlignment}" Margin="{TemplateBinding Padding}" Spacing="{TemplateBinding TagSpacing}" ChildWrapping="Wrap" ItemVerticalAlignment="Center" />
 				</Border>
-				<Button Height="Auto" Width="Auto" HorizontalContentAlignment="Left" HorizontalAlignment="Stretch" VerticalAlignment="Stretch" hc:IconElement.Width="14" Command="interactivity:ControlCommands.Clear" Visibility="Collapsed" Name="ButtonClear" Grid.Column="1" Style="{StaticResource ButtonIcon}" Padding="0,0,4,0" hc:IconElement.Geometry="{StaticResource DeleteFillCircleGeometry}" Foreground="{Binding BorderBrush,ElementName=border}" />
+				<Button Height="Auto" Width="Auto" HorizontalContentAlignment="Left" HorizontalAlignment="Stretch" VerticalAlignment="Stretch" hc:IconElement.Width="14" Command="interactivity:ControlCommands.Clear" Visibility="Hidden" Name="ButtonClear" Grid.Column="1" Style="{StaticResource ButtonIcon}" Padding="0,0,4,0" hc:IconElement.Geometry="{StaticResource DeleteFillCircleGeometry}" Foreground="{Binding BorderBrush,ElementName=border}" />
 				<Popup x:Name="PART_Popup" StaysOpen="False" PlacementTarget="{Binding ElementName=border}" AllowsTransparency="true" IsOpen="{Binding IsDropDownOpen,RelativeSource={RelativeSource TemplatedParent},Mode=TwoWay}" Margin="1" PopupAnimation="{StaticResource {x:Static SystemParameters.ComboBoxPopupAnimationKey}}" Placement="Bottom">
 					<Decorator Margin="8 0">
 						<Border Effect="{StaticResource EffectShadow2}" BorderThickness="0,1,0,0" Margin="0,0,0,8" CornerRadius="{Binding Path=(hc:BorderElement.CornerRadius),RelativeSource={RelativeSource TemplatedParent}}" x:Name="dropDownBorder" MinWidth="{Binding ActualWidth, ElementName=border}" MaxHeight="{TemplateBinding MaxDropDownHeight}" BorderBrush="{DynamicResource BorderBrush}" Background="{DynamicResource RegionBrush}">
@@ -7770,7 +7770,7 @@
 				<Border Grid.Column="0" Margin="-4 0">
 					<hc:UniformSpacingPanel x:Name="PART_Panel" VerticalAlignment="{TemplateBinding VerticalContentAlignment}" HorizontalAlignment="{TemplateBinding HorizontalContentAlignment}" Margin="{TemplateBinding Padding}" Spacing="{TemplateBinding TagSpacing}" ChildWrapping="Wrap" ItemVerticalAlignment="Center" />
 				</Border>
-				<Button Height="Auto" Width="Auto" HorizontalContentAlignment="Left" HorizontalAlignment="Stretch" VerticalAlignment="Stretch" hc:IconElement.Width="14" Command="interactivity:ControlCommands.Clear" Visibility="Collapsed" Name="ButtonClear" Grid.Column="1" Style="{StaticResource ButtonIcon}" Padding="0,0,4,0" hc:IconElement.Geometry="{StaticResource DeleteFillCircleGeometry}" Foreground="{Binding BorderBrush,ElementName=border}" />
+				<Button Height="Auto" Width="Auto" HorizontalContentAlignment="Left" HorizontalAlignment="Stretch" VerticalAlignment="Stretch" hc:IconElement.Width="14" Command="interactivity:ControlCommands.Clear" Visibility="Hidden" Name="ButtonClear" Grid.Column="1" Style="{StaticResource ButtonIcon}" Padding="0,0,4,0" hc:IconElement.Geometry="{StaticResource DeleteFillCircleGeometry}" Foreground="{Binding BorderBrush,ElementName=border}" />
 				<Popup x:Name="PART_Popup" StaysOpen="False" PlacementTarget="{Binding ElementName=border}" AllowsTransparency="true" IsOpen="{Binding IsDropDownOpen,RelativeSource={RelativeSource TemplatedParent},Mode=TwoWay}" Margin="1" PopupAnimation="{StaticResource {x:Static SystemParameters.ComboBoxPopupAnimationKey}}" Placement="Bottom">
 					<Decorator Margin="8 0">
 						<Border Effect="{StaticResource EffectShadow2}" BorderThickness="0,1,0,0" Margin="0,0,0,8" CornerRadius="{Binding Path=(hc:BorderElement.CornerRadius),RelativeSource={RelativeSource TemplatedParent}}" x:Name="dropDownBorder" MinWidth="{Binding ActualWidth, ElementName=border}" MaxHeight="{TemplateBinding MaxDropDownHeight}" BorderBrush="{DynamicResource BorderBrush}" Background="{DynamicResource RegionBrush}">