tvOS 11.2 (build 15K106) is an official Apple over-the-air update for the Apple TV 4 (2015), released on 2017-12-04T18:04:07Z. The update package is 694.29 MB. This is a delta (partial) update that requires 10.1 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 46a078d90cafdecb62fa74194dc7b25b4043e68e.zip.