iOS 12.0 (build 16A5327f) is an official Apple over-the-air update for the iPhone 8 Plus (GSM), released on 2018-07-17T17:06:10Z. 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: 628c83e0c76c1250432567947af21b0fff758788.zip.