iOS 12.1.2 (build 16C101) is an official Apple over-the-air update for the iPhone 7 Plus (Global), released on 2018-12-17T21:07:31Z. The update package is 2 GB. This is a delta (partial) update that requires 10.0.3 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: f68af92ebbebad1cfd1185796fad6765c3f76a85.zip.