iOS 11.2.5 (build 15D5046b) is an official Apple over-the-air update for the iPhone X (GSM), released on 2017-12-19T18:03:29Z. The update package is 98.34 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: 2eb013f10df70e87b7444575906d44e5aeb496bf.zip.