iPadOS 9.9.13.1 (build 17A5821e) is an official Apple over-the-air update for the iPad Pro 3 (11-inch, WiFi, 1TB Model), released on 2019-08-27T17:28:40Z. The update package is 3.08 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: 4708367a27a3599c862a1190624a2a6ccbada80b.zip.