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 453.79 MB. This is a delta (partial) update that requires 8.0 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 76c70f08f98eb733d58b5ecd745fda9f55574731.zip.