iPadOS 9.9.10.3.1 (build 14E304) is an official Apple over-the-air update for the iPad mini 3 (Cellular), released on 2017-04-03T17:00:00Z. The update package is 1.49 GB. This is a delta (partial) update that requires 8.1.1 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 434afc0693a272e46ddc84b3debd11e6a71552bd.zip.