iOS 9.2 (build 13C75) is an official Apple over-the-air update for the iPhone 6, released on 2015-12-08T18:04:06Z. The update package is 1.12 GB. This is a delta (partial) update that requires 8.1.1 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: e52dad51f8708e37d560dbfbb8ba4bad8d71ae6b.zip.