The URL of a looping video to play, without sound, while the preview loads.
- tvOS 13.0+
If you specify a value for this property, the system initially displays the corresponding video instead of a static image. The video plays in a loop until the preview video loads and is ready to play. If you do not specify a value for this property, the system displays the image you set using the
The system does not play any sound content present in the video, so there is no need to include it when creating your assets.