iPadOS 9.3.4 (build 13G35) is an official Apple over-the-air update for the iPad Pro 12.9-inch (WiFi), released on 2016-08-04T17:07:32Z. The update package is 273.04 MB. This is a delta (partial) update that requires 9.2.1 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 28593b1da586a62214f93babe5e3c90c6d9df1f8.zip.