Download iPadOS 12.5.1 Build 16H22 IPSW Firmware Restore Files
Download the IPSW iPadOS 12.5.1 (Build 16H22) firmware file released at 11 January 2021 intended to restore iPad Air (China) via iTunes. IPSW iPadOS 12.5.1 build 16H22 is unsigned by Apple to update Apple device software.