iOS 11.1 (build 15B93) is an official Apple over-the-air update for the iPhone 8 Plus (GSM), released on 2017-10-23T17:06:09Z. The update package is 313.98 MB. This is a delta (partial) update that requires 11.0.3 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 2be5ad39db98da4a59a02b48dc5174899d7749d4.zip.