iOS 11.1.1 (build 15B150) is an official Apple over-the-air update for the iPhone 7 Plus (Global), released on 2017-11-09T18:11:48Z. The update package is 1.27 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: 149744b1ebbdb845cc16cfeb8033dcfa451b3c8a.zip.