Download MacOS 12.6 Build 21G115 IPSW Firmware Restore Files
Download the IPSW MacOS 12.6 (Build 21G115) firmware file released at 12 September 2022 intended to restore MacBook Pro (M1 Max, 14-inch, 2021) via iTunes. IPSW MacOS 12.6 build 21G115 is signed by Apple to update Apple device software.
