iOS 9.2 (build 13C75) is an official Apple over-the-air update for the iPhone 6, released on 2015-12-08T18:04:07Z. The update package is 1.02 GB. This is a delta (partial) update that requires 8.3 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: f87ec34f421fb90792d41af18a2d34f458eab470.zip.