iOS 12.1.2 (build 16C101) is an official Apple over-the-air update for the iPhone 7 Plus (Global), released on 2018-12-17T21:07:32Z. The update package is 2 GB. This is a delta (partial) update that requires 10.3.1 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: b9ff783b20dd7729a6b5e8fa1e69166c7da6a71b.zip.