iOS 11.1.2 (build 15B202) is an official Apple over-the-air update for the iPhone 7 Plus (GSM), released on 2017-11-16T21:23:08Z. The update package is 33.6 MB. This is a delta (partial) update that requires 11.1.1 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: e74e3f9ec8b057fe9b6448ba6958ade7c49f5288.zip.