iPadOS 13.4 (build 17E5241d) is an official Apple over-the-air update for the iPad Pro 3 (11-inch, Cellular), released on 2020-02-26T18:17:39Z. The update package is 823.38 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: bc4245a29468b96b1f57caed9e2e244288c1c42f.zip.