iOS 12.0 (build 16A5288q) is an official Apple over-the-air update for the iPhone 8 (GSM), released on 2018-06-05T09:52:24Z. 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: 4ac9eabc478f87b49254c31703fcd3458ecba8ac.zip.