tvOS 12.4.1 (build 16M600) is an official Apple over-the-air update for the Apple TV 4 (2015), released on 2019-08-26T17:18:31Z. The update package is 775.69 MB. This is a delta (partial) update that requires 11.3 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 70f021a2585394902db7682b0e3736822310fbb9.zip.