iOS 11.2.5 (build 15D5049a) is an official Apple over-the-air update for the iPhone X (Global), released on 2018-01-03T18:16:22Z. The update package is 125.22 MB. This is a delta (partial) update that requires 11.2.5 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 63c2fc5741e91adb24a4af03543314be6eb63b4c.zip.