tvOS 12.2.1 (build 16L6250) is an official Apple over-the-air update for the Apple TV 4 (2015), released on 2019-04-10T17:06:48Z. 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: 4bd5cbe3f4c0727e1f1cab34905d0e57cd20fda9.zip.