iPadOS 13.3.1 (build 17D5050a) is an official Apple over-the-air update for the iPad Pro (10.5-inch, WiFi), released on 2020-01-22T18:07:08Z. The update package is 104.29 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: 2a7306a1fc19381ed144d0efb65ecaf7a2a58467.zip.