iPadOS 9.9.13.1 (build 17A6844) is an official Apple over-the-air update for the iPad Pro 3 (11-inch, Cellular, 1TB Model), released on 2019-09-24T17:10:51Z. The update package is 3.11 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: 536aa0c1f0ba3ec4a91a9202b873e88b6bc3e9f0.zip.