iPadOS 13.4 (build 17E5255a) is an official Apple over-the-air update for the iPad Pro 3 (11-inch, WiFi, 1TB Model), released on 2020-03-10T17:21:13Z. The update package is 818.73 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: 8ff5404862933f03003bd11c08f17a7119925022.zip.