iOS 11.1 (build 15B93) is an official Apple over-the-air update for the iPhone SE, released on 2017-10-23T17:08:06Z. The update package is 1.13 GB. This is a delta (partial) update that requires 10.2 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: cc7416c6c18c7ab58d5d1d60b0c4968b019c4377.zip.