iOS 12.1.2 (build 16D5024a) is an official Apple over-the-air update for the iPhone 7 Plus (GSM), released on 2018-12-10T18:09:14Z. The update package is 346.64 MB. This is a delta (partial) update that requires 12.1.1 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: f5e7286c0deb7ffe29a9fe7e4bb108ad351582d6.zip.