Download tvOS 12.1.1 Build 16K45 IPSW Firmware Restore Files
Download the IPSW tvOS 12.1.1 (Build 16K45) firmware file released at 05 December 2018 intended to restore Apple TV 4 (2015) via iTunes. IPSW tvOS 12.1.1 build 16K45 is unsigned by Apple to update Apple device software.
