iPadOS 13.4.5 (build 17F5044d) is an official Apple over-the-air update for the iPad Pro 3 (11-inch, WiFi), released on 2020-04-15T17:15:25Z. The update package is 171.87 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: 4644bfe0eb4238facfb78326ffc2936cee89e8f5.zip.