PowerToys/src/core/Microsoft.PowerToys.Settings.UI/Views/PowerPreviewPage.xaml

<Page
    x:Class="Microsoft.PowerToys.Settings.UI.Views.PowerPreviewPage"
    xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
    xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
    xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
    xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
    mc:Ignorable="d"
    Background="{ThemeResource ApplicationPageBackgroundThemeBrush}">

    <Grid>
        <StackPanel Orientation="Vertical">
            <TextBlock Text="These settings allow you to manage your Windows File Explorer Addons."
                       TextWrapping="Wrap"/>

            <ToggleSwitch Header="Svg Preview Handler"
                              x:Name="ToggleSwitch_Preview_SVG"
                              Margin="{StaticResource SmallTopMargin}"
                              Toggled="ToggleSwitch_Preview_SVG_Toggled" />

            <ToggleSwitch Header="Markdown Preview Handler"
                              x:Name="ToggleSwitch_Preview_MD"
                              Margin="{StaticResource SmallTopMargin}"
                              Toggled="ToggleSwitch_Preview_MD_Toggled" />

        </StackPanel>
    </Grid>
</Page>