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 300.55 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: b995b0dea4673f63b65dce28441f710adc0e08c5.zip.