Apple TV now plays YouTube videos in 4K, with limits

As promised, the Apple TV is finally starting to play YouTube videos in 4K — with caveats. Users on Reddit and elsewhere (via FlatpanelsHD and 9to5Mac) are starting to see YouTube 4K support enabled on the media hub when it’s using at least tvOS 14....

source https://www.engadget.com/apple-tv-youtube-4k-videos-available-194334412.html