Download iPadOS 15.4.1 Build 19E258 IPSW Firmware Restore Files
Download the IPSW iPadOS 15.4.1 (Build 19E258) firmware file released at 31 March 2022 intended to restore iPad Air 3 (Cellular) via iTunes. IPSW iPadOS 15.4.1 build 19E258 is unsigned by Apple to update Apple device software.