iOS 11.1 (build 15B93) is an official Apple over-the-air update for the iPhone SE, released on 2017-10-23T17:08:09Z. The update package is 235.42 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: cefcb445d7eafdcb6219f4b2232ca2e40bc6238f.zip.