iOS 11.1 (build 15B93) is an official Apple over-the-air update for the iPhone 8 Plus (Global), released on 2017-10-23T17:06:00Z. The update package is 314.02 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: e6b30d887118613f00ec09a1d2c3523e7858f9aa.zip.