diff --git a/src/Calculator/App.xaml.h b/src/Calculator/App.xaml.h
index f11ebef6..75323786 100644
--- a/src/Calculator/App.xaml.h
+++ b/src/Calculator/App.xaml.h
@@ -85,7 +85,5 @@ namespace CalculatorApp
         void RemoveWindowFromMap(int viewId);
         int m_mainViewId;
         bool m_preLaunched;
-
-        Windows::UI::Xaml::Controls::Primitives::Popup ^ m_aboutPopup;
     };
 }
diff --git a/src/Calculator/Views/MainPage.xaml b/src/Calculator/Views/MainPage.xaml
index 45c44a15..c17d7ae1 100644
--- a/src/Calculator/Views/MainPage.xaml
+++ b/src/Calculator/Views/MainPage.xaml
@@ -25,11 +25,6 @@
             <Setter Property="IsEnabled" Value="False"/>
             <Setter Property="Margin" Value="0,0,0,0"/>
         </Style>
-        <Style x:Key="AboutFlyoutPresenterStyle" TargetType="FlyoutPresenter">
-            <Setter Property="IsTabStop" Value="False"/>
-            <Setter Property="AutomationProperties.AccessibilityView" Value="Raw"/>
-            <Setter Property="ScrollViewer.HorizontalScrollBarVisibility" Value="Disabled"/>
-        </Style>
         <Style x:Key="NavViewItemStyle" TargetType="muxc:NavigationViewItem">
             <Setter Property="KeyTipPlacementMode" Value="Right"/>
         </Style>