iOS 8.1 (build 12B411) is an official Apple over-the-air update for the iPhone 5c (GSM), released on 2014-10-20T17:59:08Z. The update package is 86.82 MB. This is a delta (partial) update that requires 8.0.2 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 48a891e9e41c4e1946a5750b81a9a108f276b5ff.zip.