iOS 12.1 (build 16B5084a) is an official Apple over-the-air update for the iPhone 7 (Global), released on 2018-10-15T17:03:36Z. The update package is 551.71 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: e26ceabf0b43a94759004ee40cbf7f1d3ed730ff.zip.