iPadOS 9.3 (build 13E237) is an official Apple over-the-air update for the iPad Air (Cellular), released on 2016-03-28T16:51:30Z. The update package is 436.7 MB. This is a delta (partial) update that requires 9.0 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 33d262fc84f8df8d89017813e38548322207c6e0.zip.