iPadOS 9.2.1 (build 13D15) is an official Apple over-the-air update for the iPad mini (Global), released on 2016-01-19T17:59:07Z. The update package is 884.98 MB. This is a delta (partial) update that requires 8.1 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: d2213f07d31b7d9284e49a08055fcff4fb144f79.zip.