iOS 11.4.1 (build 15G5054c) is an official Apple over-the-air update for the iPhone X (Global), released on 2018-05-30T17:05:05Z. The update package is 240.21 MB. This is a delta (partial) update that requires 11.4 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: c9a44c9256a92c7eeef0190be04b987e75653558.zip.