iPadOS 9.2.1 (build 13D15) is an official Apple over-the-air update for the iPad mini (WiFi), released on 2016-01-19T17:59:03Z. The update package is 26.8 MB. This is a delta (partial) update that requires 9.2 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: c53d6c79afdf0defe46188cce0e233426a475537.zip.