iPadOS 9.3 (build 13E237) is an official Apple over-the-air update for the iPad mini 2 (Cellular), released on 2016-03-28T16:51:59Z. The update package is 436.75 MB. This is a delta (partial) update that requires 9.0.1 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 2a102b4f4179a8c6260e5bdb3b29ecf7219c3864.zip.