iOS 11.1 (build 15B93) is an official Apple over-the-air update for the iPhone 8 Plus (Global), released on 2017-10-23T17:05:59Z. The update package is 314.4 MB. This is a delta (partial) update that requires 11.0 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 5fb62a34e26a33553157632b68e29fbbf5b43d9a.zip.