iPadOS 13.6 (build 17G5045c) is an official Apple over-the-air update for the iPad Pro 12.9-inch (WiFi), released on 2020-06-09T17:27:52Z. The update package is 210.92 MB. This is a delta (partial) update that requires 13.5 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 26011ec7b10c216d575b80b7ad6813dc466421b9.zip.