iPadOS 9.3 (build 13E233) is an official Apple over-the-air update for the iPad Air (WiFi), released on 2016-03-21T18:55:49Z. The update package is 1.15 GB. This is a delta (partial) update that requires 8.1.2 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 8892e940ccc47b6166f362c8cb2455e1f4d5398b.zip.