iPadOS 13.4 (build 17E5249a) is an official Apple over-the-air update for the iPad Pro 3 (11-inch, Cellular), released on 2020-03-03T18:20:01Z. The update package is 824.15 MB. This is a delta (partial) update that requires 13.3.1 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 5fc9c23d322c3e4b11c0b6890a418ddc9ab7d6b1.zip.