iOS 11.2 (build 15C5111a) is an official Apple over-the-air update for the iPhone 7 (Global), released on 2017-11-28T18:00:56Z. The update package is 36.8 MB. This is a delta (partial) update that requires 11.2 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 926ac44e6d830bd7ae098a73de4d471913b131c8.zip.