The Apps in the home row on Apple TV will have fullscreen promotions when the home row is along the bottom of the screen. If you set your home row apps with car

The Apps in the home row on Apple TV will have fullscreen promotions when the home row is along the bottom of the screen. If you set your home row apps with care, the fullscreen previews will not be ads (i.e. Photos will do a slideshow of your photos, Jellyfin just pulls random images from its/your own movie library metadata, etc.).