iOS 9.9.10.2.1 (build 14D27) is an official Apple over-the-air update for the iPhone 5 (GSM), released on 2017-01-23T18:07:56Z. The update package is 898.26 MB. This is a delta (partial) update that requires 9.0.2 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: adbe3e9e41cf38c9f13cc3db73d86de0e8ca3184.zip.