iOS 11.2.5 (build 15D5057a) is an official Apple over-the-air update for the iPhone 8 Plus (GSM), released on 2018-01-11T18:03:17Z. The update package is 145.96 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: 43ffcd7725ceaba27d36711dc61de05d8521238e.zip.