iOS 12.1.1 (build 16C50) is an official Apple over-the-air update for the iPhone 7 Plus (Global), released on 2018-12-05T18:11:25Z. The update package is 2 GB. This is a delta (partial) update that requires 10.2 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: c905a3dc764f75d0bca065d84b27191240cc7612.zip.