iOS 12.0 (build 16A366) is an official Apple over-the-air update for the iPhone 7 (GSM), released on 2018-09-12T19:12:53Z. The update package is 1.44 GB. This is a delta (partial) update that requires 11.2.5 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 80de84fa7b9fdeecf30dcab5a85bfb6ecc0fbc34.zip.