tvOS 12.0 (build 16J5349a) is an official Apple over-the-air update for the Apple TV 4 (2015), released on 2018-08-13T17:10:58Z. The update package is 88.67 MB. This is a delta (partial) update that requires 12.0 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 2250ad126d663868416aaf93e3fd9ebdcf7c6ab5.zip.