iOS 12.0 (build 16A5357b) is an official Apple over-the-air update for the iPhone 8 Plus (GSM), released on 2018-08-15T17:06:54Z. The update package is 388.31 MB. This is a delta (partial) update that requires 12.0 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 7c1e14f40e0e8a8d1120465ea871928f18732553.zip.