iOS 12.4 (build 16G5038d) is an official Apple over-the-air update for the iPhone X (Global), released on 2019-05-28T17:07:36Z. The update package is 259.36 MB. This is a delta (partial) update that requires 12.3 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 0214eca6972ba384c757cfb505221dd4ee2465ec.zip.