tvOS 11.2 (build 15K5090c) is an official Apple over-the-air update for the Apple TV 4K, released on 2017-11-07T18:03:17Z. The update package is 68.11 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: 729c636f420509a11470eb4803b72cda9daf9008.zip.