iPadOS 9.2.1 (build 13D15) is an official Apple over-the-air update for the iPad mini 2 (WiFi), released on 2016-01-19T17:59:27Z. The update package is 1.03 GB. This is a delta (partial) update that requires 8.4.1 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 96c56e417c29e5b762db7c1f5cbf817af599c0d2.zip.