Download iPadOS 11.4.1 Build 15G77 IPSW Firmware Restore Files
Download the IPSW iPadOS 11.4.1 (Build 15G77) firmware file released at 09 July 2018 intended to restore iPad Air (China) via iTunes. IPSW iPadOS 11.4.1 build 15G77 is unsigned by Apple to update Apple device software.