iPadOS 9.9.13.6 (build 17G6068) is an official Apple over-the-air update for the iPad Pro 4 (12.9-inch, WiFi), released on 2020-07-09T17:34:11Z. The update package is 3.19 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: f49ec8164ea4065e35495b590753070e298ddbae.zip.