iPadOS 13.1 (build 17A5844a) is an official Apple over-the-air update for the iPad Pro 3 (11-inch, WiFi), released on 2019-09-18T17:06:42Z. The update package is 118.9 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: 87e1e6874d7b4277584b963fc647e3da628ed275.zip.