iOS 9.3 (build 13E237) is an official Apple over-the-air update for the iPhone 5c (GSM), released on 2016-03-28T16:52:34Z. The update package is 909.05 MB. This is a delta (partial) update that requires 8.4 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: b9a9756893ffa3b4edb44f0fd5315e5ab9036950.zip.