iPadOS 13.1 (build 17A5831c) is an official Apple over-the-air update for the iPad Pro 9.7-inch (WiFi), released on 2019-09-04T17:05:41Z. The update package is 499.79 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: 7603b6694ca109c8c07f518afb2cd0ab48ebf3b6.zip.