iOS 18.7.1 (build 22H31) is an official Apple over-the-air update for the iPhone 12, released on 2025-09-29T17:11:20Z. The update package is 6 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: 8e8f2f0a7b0326dc411462b1ac8e6fd242c5a84b.zip.