iPadOS 9.9.13.3 (build 17C54) is an official Apple over-the-air update for the iPad Pro 3 (12.9-inch, Cellular, 1TB Model), 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: 275886d8e7a635025dc6f2465bf1fcbe377e92b4.zip.