iOS 12.1.1 (build 16C50) is an official Apple over-the-air update for the iPhone 7 (Global), released on 2018-12-05T18:11:22Z. The update package is 379.42 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: e56de9cf014e75a3d64b1f6a7864b94a457f324c.zip.