iOS 10.2.1 (build 14D27) is an official Apple over-the-air update for the iPhone 7 (Global), released on 2017-01-12T21:12:03Z. The update package is 31 MB. This is a delta (partial) update that requires 10.2.1 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: f7772bf605037d3b8f4ec4bcebf87eb9853971a9.zip.