Download iOS 8.1.1 Build 12B435 IPSW Firmware Restore Files
Download the IPSW iOS 8.1.1 (Build 12B435) firmware file released at 17 November 2014 intended to restore iPhone 4[S] via iTunes. IPSW iOS 8.1.1 build 12B435 is unsigned by Apple to update Apple device software.
