iOS 9.1 (build 13B143) is an official Apple over-the-air update for the iPhone 5c (Global), released on 2015-10-21T17:16:02Z. The update package is 20.54 MB. This is a delta (partial) update that requires 9.1 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 4ea620c7a3e46adf4838e8daeea9ae2188a8dc2e.zip.