iOS 11.1.1 (build 15B150) is an official Apple over-the-air update for the iPhone 7 (Global), released on 2017-11-09T18:11:34Z. The update package is 291.7 MB. This is a delta (partial) update that requires 11.0.2 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: d73afd1c3ba01ad069e01abe5a9c5e067960dd36.zip.