iPadOS 9.9.11.4.1 (build 15G77) is an official Apple over-the-air update for the iPad Pro 12.9-inch (Cellular), released on 2018-07-09T17:08:38Z. The update package is 1.42 GB. This is a delta (partial) update that requires 9.2 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 7a64d53bf3d7c59da52f488a75720872f735c686.zip.