tvOS 12.2 (build 16L5226a) is an official Apple over-the-air update for the Apple TV 4 (2015), released on 2019-03-18T17:16:38Z. The update package is 1.37 GB. This is a full OTA update that can be applied from any compatible base version. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: c45e456d676dbdb9429108db790cfb03181809b9.zip.