iOS 12.0 (build 16A366) is an official Apple over-the-air update for the iPhone 6, released on 2018-09-12T19:11:09Z. The update package is 1.35 GB. This is a delta (partial) update that requires 11.1 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: a01691bd775720a317ca20040ef793713e4f7642.zip.