Download tvOS 5.1.1 Build 9B830 IPSW Firmware Restore Files
Download the IPSW tvOS 5.1.1 (Build 9B830) firmware file released at 04 June 2012 intended to restore Apple TV 3 via iTunes. IPSW tvOS 5.1.1 build 9B830 is unsigned by Apple to update Apple device software.