iOS 12.1.1 (build 16C50) is an official Apple over-the-air update for the iPhone 7 (Global), released on 2018-12-05T18:11:19Z. The update package is 1.49 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: 5fdeda9910b1d70e255a7436b85aaf5c288425f9.zip.