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 176.62 MB. This is a delta (partial) update that requires 8.3 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 1b9e2b2c7a015e229e3d04e9f26df5d72f6f64c9.zip.