iOS 12.1 (build 16B5068i) is an official Apple over-the-air update for the iPhone 7 Plus (GSM), released on 2018-10-02T17:12:10Z. The update package is 560.84 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: 6555c3d4d55f98c56305d5f677b7d394229d27e5.zip.