iPadOS 9.3 (build 13E5225a) is an official Apple over-the-air update for the iPad 4 (WiFi), released on 2016-03-01T18:13:09Z. The update package is 97.33 MB. This is a delta (partial) update that requires 9.3 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 26c78f9f0b7bd83d54fefd105af4ea569ae1cc49.zip.