iOS 10.1 (build 14B72) is an official Apple over-the-air update for the iPhone 5 (GSM), released on 2016-10-24T17:00:02Z. The update package is 843.38 MB. This is a delta (partial) update that requires 9.3.5 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: dbd9ceae51aecdb9e01cfacb3408b4b6bfbb2250.zip.