tvOS 8.2 (build 12D508) is an official Apple over-the-air update for the Apple TV 3 (2013), released on 2015-03-09T18:49:02Z. The update package is 484.49 MB. This is a delta (partial) update that requires 7.1 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: b3db69007cd61197eb62f15777ee49ed3daa09c8.zip.