iPadOS 9.9.11.0.1 (build 15A6402) is an official Apple over-the-air update for the iPad Pro 12.9-inch (Cellular), released on 2017-09-26T17:02:45Z. The update package is 1.76 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: d01140f05ad4950e6e2c44f2bff0969190ccc691.zip.