iPadOS 9.9.13.5.1 (build 17F80) is an official Apple over-the-air update for the iPad Pro 3 (11-inch, Cellular, 1TB Model), released on 2020-06-01T17:10:59Z. The update package is 3.27 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: f297d274ac2fb16fbba869e5951e7a4a28c14ee1.zip.