iOS 11.0 (build 15A372) is an official Apple over-the-air update for the iPhone SE, released on 2017-09-12T19:10:38Z. The update package is 1017.73 MB. This is a delta (partial) update that requires 10.3.3 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 39ef03712925e504c353788165283cc4ad348b0a.zip.