iOS 12.0 (build 16A5318d) is an official Apple over-the-air update for the iPhone 8 (Global), released on 2018-07-03T17:05:28Z. The update package is 1.27 GB. This is a delta (partial) update that requires 11.4.1 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 7a0f2d854129753a0a466c58507be2148ab00a8f.zip.