iOS 11.2.5 (build 15D60) is an official Apple over-the-air update for the iPhone 6+, released on 2018-01-23T18:30:13Z. The update package is 1.25 GB. This is a delta (partial) update that requires 10.3 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 3b1cd1facba14797f135291e29e69b03acdab3a1.zip.