tvOS 11.2 (build 15K5099a) is an official Apple over-the-air update for the Apple TV 4 (2015), released on 2017-11-13T21:02:18Z. The update package is 86.03 MB. This is a delta (partial) update that requires 11.2 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 5854dbcf9526132d3073328809281d21054ccd28.zip.