iPadOS 9.9.13.3 (build 17C54) is an official Apple over-the-air update for the iPad Pro 3 (12.9-inch, Cellular), released on 2019-12-10T18:13:24Z. The update package is 3.15 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: 28a003ee8fc9f9876ec0027e1bde0caaca882656.zip.