iOS 9.9.10.1 (build 14B72) is an official Apple over-the-air update for the iPhone 6s, released on 2016-10-24T17:00:27Z. The update package is 1.08 GB. This is a delta (partial) update that requires 9.2.1 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 687233648ada073503bc96c9394c22b636d66433.zip.