iPadOS 9.9.13.1 (build 17A5837a) is an official Apple over-the-air update for the iPad Pro 3 (11-inch, Cellular, 1TB Model), released on 2019-09-10T20:18:01Z. The update package is 3.1 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: 8b70540b6b998363ff8087a4d680fbd214ba15f0.zip.