tvOS 13.4.6 (build 17L570) is an official Apple over-the-air update for the Apple TV 4 (2015), released on 2020-06-01T17:09:27Z. The update package is 435.68 MB. This is a delta (partial) update that requires 13.3.1 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 5e9c16e4008f1bbf5a2f8df3f8982e71a7c8ba9c.zip.