iPadOS 9.2.1 (build 13D15) is an official Apple over-the-air update for the iPad mini 2 (China), released on 2016-01-19T17:59:30Z. The update package is 1.14 GB. This is a delta (partial) update that requires 8.0 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: c889ca97835891ed41f078dee33f21ec6c75440c.zip.