iOS 11.2.5 (build 15D5057a) is an official Apple over-the-air update for the iPhone 8 (Global), released on 2018-01-11T18:03:16Z. The update package is 146.1 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: 2e59caed4ae4010f630b3102c7c4c3b2a3e786af.zip.