iPadOS 13.4 (build 17E5233g) is an official Apple over-the-air update for the iPad Pro 3 (12.9-inch, Cellular, 1TB Model), released on 2020-02-19T18:24:42Z. The update package is 849.02 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: 370b596f21f753002c6ca3e8089708e5077b80c0.zip.