iOS 12.1.2 (build 16C101) is an official Apple over-the-air update for the iPhone 7 (Global), released on 2018-12-17T21:07:29Z. The update package is 503.7 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: 297f975d0fb6488a1129b05def1fac7874df47e2.zip.