iOS 11.4.1 (build 15G5063b) is an official Apple over-the-air update for the iPhone SE, released on 2018-06-11T17:22:00Z. The update package is 209.06 MB. This is a delta (partial) update that requires 11.4.1 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 4f5a662cb2f63cf4ed7ce79aef82d7037ef292a0.zip.