iPadOS 9.9.11.2 (build 15C5111a) is an official Apple over-the-air update for the iPad Pro 2 (12.9-inch, Cellular), released on 2017-11-28T18:00:21Z. The update package is 1.88 GB. This is a full OTA update that can be applied from any compatible base version. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 39ed8654ca056563f2470fa5949adf359fa48669.zip.