iPadOS 9.3.3 (build 13G21) is an official Apple over-the-air update for the iPad Pro 12.9-inch (Cellular), released on 2016-06-06T16:47:05Z. The update package is 47.61 MB. This is a delta (partial) update that requires 9.3.3 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 2678e17fb8a4c3beb271c33f41b89aab5ed8f4fa.zip.