iOS 11.1 (build 15B5078e) is an official Apple over-the-air update for the iPhone 7 (Global), released on 2017-10-09T17:02:26Z. The update package is 148.45 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: e5b2a35e1670e99f47dccd8e7712cf51c55e7cbf.zip.