https://wccftech.com/download-tvos-14-gm-released-for-apple-tv-4k-hd/

Apple has released tvOS 14 GM for both Apple TV 4K and Apple TV HD models for download. And yes, you can download it for free right now.

There's not much we can say about tvOS 14, except that it is a big release for those who admire home automation a lot. And if you are one of those people, then you should be pleased to learn that the Gold Master (GM) seed of tvOS 14 is available for both registered developers and public beta testers. If you have either betas installed on your device, follow the steps outlined below in order to grab the update over the air: