iOS 12.0 (build 16A5365b) is an official Apple over-the-air update for the iPhone 6, released on 2018-08-27T17:02:53Z. The update package is 56.61 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: a5fc9c8b1845ea2f8de19dade513dc7e5c3536b6.zip.