iPadOS 9.3 (build 13E237) is an official Apple over-the-air update for the iPad Air (Cellular), released on 2016-03-28T16:51:32Z. The update package is 436.91 MB. This is a delta (partial) update that requires 9.0.2 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: e4649e4ff7ed0e085ed1ce69fe96de56e2dcbf00.zip.