iPadOS 13.4.5 (build 17F5034c) is an official Apple over-the-air update for the iPad Pro 3 (12.9-inch, Cellular), released on 2020-03-31T17:20:13Z. The update package is 314.77 MB. This is a delta (partial) update that requires 13.4 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 5c7285bd990f5b1c5a9413fd4efe403bc2388154.zip.