Enable Acrylic Background for some controls.

Property

Name
UseAcrylicBackground

Supported Elements

Name
AutoSuggestBox
ComboBox
Flyout
CommandBar
MediaTransportControls
ToolTip

<FlipView dev:FlipViewAttach.IsLooping="true"/>

WARNING

If you want Acrylic to be applied to a CommandBar, don't forget to override the CommandBarFlyoutCommandBar style as well; otherwise, the SecondaryCommands section won't inherit the Acrylic background.

<Style TargetType="CommandBarFlyoutCommandBar">
    <Setter Property="Template" Value="{StaticResource CommandBarFlyoutCommandBarWithSystemBackdropStyle}" />
</Style>

TimePicker / DatePicker

you need to overwrite Presenter Style

<Style BasedOn="{StaticResource TimePickerFlyoutPresenterWithSystemBackdropElementStyle}" TargetType="TimePickerFlyoutPresenter" />
<Style BasedOn="{StaticResource DatePickerFlyoutPresenterWithSystemBackdropElementStyle}" TargetType="DatePickerFlyoutPresenter" />

Demo

you can run demo and see this feature.