iOS 11.1 (build 15B5078e) is an official Apple over-the-air update for the iPhone SE, released on 2017-10-09T17:02:25Z. The update package is 123.64 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: 3d38e306e3b7284694d31e146988aaf8b08e77c8.zip.