iPadOS 9.2 (build 13C75) is an official Apple over-the-air update for the iPad Air 2 (WiFi), released on 2015-12-08T18:03:57Z. The update package is 237.32 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: bb38afaf47f30c22fd75aa8106951d9aa4a34521.zip.