iOS 11.4.1 (build 15G77) is an official Apple over-the-air update for the iPhone X (Global), released on 2018-07-09T17:09:19Z. The update package is 691.42 MB. This is a delta (partial) update that requires 11.2.2 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 5295d285e9e7b5bdaec1747c9b37e5f730263f53.zip.