tvOS 13.4.8 (build 17M5558b) is an official Apple over-the-air update for the Apple TV 4 (2015), released on 2020-06-30T17:24:51Z. The update package is 1.65 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: f9cd5a3924f736b408e47605230c7e463ff2e79f.zip.