you should use HeaderTile in a MainLandingPage

Available Properties

Name
Title
Description
Source
Link

Simple Use

<dev:HeaderTile
        Title="Documentation Center"
        Description="Learn how to work with controls and styles."
        Link="https://Ghost1372.github.io/DevWinUI/">
    <dev:HeaderTile.Source>
        <Image Source="/Assets/HomeHeaderTiles/Header-WinUIGallery.png" />
    </dev:HeaderTile.Source>
</dev:HeaderTile>