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

Payload file: c253fe8afbb66d13e24bda4c6e8b72e2577f729a.zip.