iOS 10.2.1 (build 14D27) is an official Apple over-the-air update for the iPhone 5c (GSM), released on 2017-01-12T21:11:59Z. The update package is 21.99 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: 2b22e3eb79a77d227098189fb52d8590ad99e18f.zip.