iOS 12.0 (build 16A5354b) is an official Apple over-the-air update for the iPhone 7 (GSM), released on 2018-08-13T17:04:03Z. The update package is 1.33 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: 3efa45494d10fdd99d210fb892bcbe2c5c8960c5.zip.