tvOS 11.0 (build 15J5380a) is an official Apple over-the-air update for the Apple TV 4 (2015), released on 2017-09-05T19:57:41Z. The update package is 59.2 MB. This is a delta (partial) update that requires 11.0 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 56b7842086b522cb336cb9dacfb3a411d4b95295.zip.