iOS 12.0 (build 16A5288q) is an official Apple over-the-air update for the iPhone 8 (Global), released on 2018-06-05T09:52:20Z. The update package is 1.33 GB. This is a delta (partial) update that requires 11.4 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 22b5d03c19d0b13be7eae054dc36a1822d541efa.zip.