How to download tvOS 10.2.1 beta 4 to your Apple TV
(iMore iPhone)

Installing the tvOS 10.2.1 beta is more complex than an iOS or macOS beta, but it`s also for developers only. Update April 24, 2017: Apple has just released tvOS 10.2 beta 4 for developers. If you already have a tvOS 10 beta installed, proceed to System > Software Updates and download away. If you`ve been waiting for beta 4 of tvOS 10.2.1 to get started with tvOS testing, keep reading and we`ll walk you through the set up! Apple hasn`t announced a public beta for tvOS the way the company has for iOS and macOS. That means until it is released to everyone this fall, it`s only available to developers. It also means installing it on the Apple TV (4th generation) is more complicated than a simple download and go. If you`re a developer and you`re having trouble getting the tvOS beta installed, here`s what you need to do. Unlike Apple`s other operating systems, you can`t back up your Apple TV; as such, Apple offers two options for updating tvOS: over the air, which just updates the sy...