iOS 9.2 (build 13C75) is an official Apple over-the-air update for the iPhone 6s, released on 2015-12-08T18:04:07Z. The update package is 271.4 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: b41c5984562f9bce65241b66137ae64ac4be7928.zip.