iOS 10.2.1 (build 14D23) is an official Apple over-the-air update for the iPhone 5c (GSM), released on 2017-01-09T17:55:54Z. The update package is 32.97 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: fe23833c81241d0117a4f1a9b700c4354d560760.zip.