iOS 11.1.1 (build 15B150) is an official Apple over-the-air update for the iPhone 7 (Global), released on 2017-11-09T18:11:35Z. The update package is 43.74 MB. This is a delta (partial) update that requires 11.1 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: cbb5f7c2a7af15cffa1cd1dc6a74b3150d39424f.zip.