iPadOS 13.1 (build 17A5837a) is an official Apple over-the-air update for the iPad Pro 3 (12.9-inch, WiFi, 1TB Model), released on 2019-09-10T20:18:53Z. The update package is 212.74 MB. This is a delta (partial) update that requires 13.1 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 7d3fe0e736b575a4669bb535bd46092dccb7e268.zip.