iOS 12.1.1 (build 16C50) is an official Apple over-the-air update for the iPhone 7 (Global), released on 2018-12-05T18:11:17Z. The update package is 1.84 GB. This is a delta (partial) update that requires 10.3.3 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: a39946290070c08624c08842b9beee9ca5735ea4.zip.