iPadOS 9.2.1 (build 13D14) is an official Apple over-the-air update for the iPad mini 3 (Cellular), released on 2016-01-04T17:58:47Z. The update package is 34.12 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: a4238e2665e5738b7e028425921b4d611e25ec86.zip.