Download iOS 7.1.2 Build 11D257 IPSW Firmware Restore Files
Download the IPSW iOS 7.1.2 (Build 11D257) firmware file released at 30 June 2014 intended to restore iPhone 4 (CDMA) via iTunes. IPSW iOS 7.1.2 build 11D257 is signed by Apple to update Apple device software.