iPadOS 13.1 (build 17A5821e) is an official Apple over-the-air update for the iPad Pro 9.7-inch (WiFi), released on 2019-08-27T17:28:10Z. The update package is 357.18 MB. This is a delta (partial) update that requires 13.0 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 3226e0fbcd09b25728fd84fdc8068644e7fd7009.zip.