iOS 11.1 (build 15B93) is an official Apple over-the-air update for the iPhone 7 Plus (Global), released on 2017-10-23T17:08:29Z. The update package is 297.68 MB. This is a delta (partial) update that requires 11.0.1 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 8668004c17ac6b1012edbfd321e3e86192991f80.zip.