iOS 11.1 (build 15B93) is an official Apple over-the-air update for the iPhone SE, released on 2017-10-23T17:08:11Z. The update package is 31.15 MB. This is a delta (partial) update that requires 11.1 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: a6ea2f875388108c495224b0cd2bd56e64b615b1.zip.