iPadOS 13.5 (build 17F5054h) is an official Apple over-the-air update for the iPad Pro 4 (12.9-inch, Cellular), released on 2020-04-29T17:07:01Z. The update package is 218.46 MB. This is a delta (partial) update that requires 13.4.5 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: bca2ff1354615a14a019da0de3a31608e35d5730.zip.