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 1.21 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: a509cb9faf82867251288be37035c50a353e0bbd.zip.