iOS 11.2.5 (build 15D5049a) is an official Apple over-the-air update for the iPhone 6, released on 2018-01-03T18:16:28Z. The update package is 113.56 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: ceabeae7ad81d6283d0c95471e2542f66d2575f7.zip.