iOS 11.0.2 (build 15A421) is an official Apple over-the-air update for the iPhone SE, released on 2017-10-03T17:04:57Z. The update package is 264.68 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: 01ef0b8f34bb960f7a6422daf95ff3f9c2a00860.zip.