Download tvOS 8.4.2 Build 12H847 IPSW Firmware Restore Files
Download the IPSW tvOS 8.4.2 (Build 12H847) firmware file released at 13 May 2019 intended to restore Apple TV 3 via iTunes. IPSW tvOS 8.4.2 build 12H847 is unsigned by Apple to update Apple device software.