iPadOS 9.9.13.5 (build 17F5065a) is an official Apple over-the-air update for the iPad Pro 4 (12.9-inch, WiFi), released on 2020-05-06T17:08:36Z. The update package is 3.16 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: f7fe3f57eea8e0a8bb91edb7f56aefa7a3f463c6.zip.