iOS 12.1 (build 16B5068i) is an official Apple over-the-air update for the iPhone 7 Plus (Global), released on 2018-10-02T17:12:08Z. The update package is 297.5 MB. This is a delta (partial) update that requires 12.1 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 1ae193611ddd293f625950b1764520235b828d5c.zip.