iOS 15.7 (build 19H12) is an official Apple over-the-air update for the iPhone 12 Pro Max, released on 2022-09-12T17:15:58Z. The update package is 2.96 GB. This is a delta (partial) update that requires 14.8 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: ed80f52620045f33385a712a76745c546fa6388b.zip.