iOS 11.2.5 (build 15D60) is an official Apple over-the-air update for the iPhone 7 (GSM), released on 2018-01-23T18:31:35Z. The update package is 1.19 GB. This is a delta (partial) update that requires 10.3.1 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: d11aa193bb685e5c90bcd11de4b0c20d83c11402.zip.