iPadOS 9.9.10.3.1 (build 14E304) is an official Apple over-the-air update for the iPad Air 2 (Cellular), released on 2017-04-03T17:00:12Z. The update package is 1.24 GB. 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: 78bf4cb82780304d56879066bb68146587863169.zip.