tvOS 14 Not Supporting 4K YouTube Videos Yet

One of the tvOS 14 features that's meant to be included in the update is support for 4K videos for the first time, but as many MacRumors readers have noticed, 4K video content is not available after updating to the ‌tvOS 14‌ update released earlier this week.
Selecting a 4K video on a 4K Apple TV upgraded to ‌tvOS 14‌ limits the video playback to 1080p, which is the same playback quality that was available before.Apple's ‌Apple TV‌ 4K website continues to say that 4