iOS 12.0 (build 16A5318d) is an official Apple over-the-air update for the iPhone 6+, released on 2018-07-03T17:05:37Z. The update package is 1.15 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: 7ee986ae7c7dfc9123fe4fb9c20e9e8582c17ad6.zip.