iPadOS 9.2.1 (build 13D14) is an official Apple over-the-air update for the iPad Pro 12.9-inch (WiFi), released on 2016-01-04T17:58:48Z. The update package is 38.14 MB. This is a delta (partial) update that requires 9.2.1 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 5abe18d93900e9188ff499c82b7b4fbf147ca5f9.zip.