iPadOS 9.3 (build 13E5181d) is an official Apple over-the-air update for the iPad 4 (WiFi), released on 2016-01-11T22:09:30Z. The update package is 1.18 GB. This is a full OTA update that can be applied from any compatible base version. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 12d8670cd11a0c8472652a6667da3501f5476eeb.zip.