iOS 18.7.1 (build 22H31) is an official Apple over-the-air update for the iPhone 12 Pro Max, released on 2025-09-29T17:11:21Z. The update package is 5.98 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: 742ff99873031ae29337b0e0bdeaacabd5bb43fb.zip.