iOS 8.4.1 (build 12H321) is an official Apple over-the-air update for the iPhone 5c (GSM), released on 2015-08-13T18:05:13Z. The update package is 916.37 MB. This is a delta (partial) update that requires 7.1 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: f62582a327116b2eedf5e06cdeb3c645372d569f.zip.