iOS 9.2 (build 13C5060d) is an official Apple over-the-air update for the iPhone 6s, released on 2015-11-03T18:00:37Z. The update package is 1.43 GB. This is a delta (partial) update that requires 9.2 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 4c2a6aafedb4b7c9e4dbd205c78cf46df91c0bdd.zip.