tvOS 11.0 (build 15J6381) is an official Apple over-the-air update for the Apple TV 4 (2015), released on 2017-09-13T00:37:20Z. The update package is 1.14 GB. This is a full OTA update that can be applied from any compatible base version. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 1193079b554eda58ec321a5cc09d66283d545787.zip.