iPadOS 9.9.11.2.2 (build 15C202) is an official Apple over-the-air update for the iPad Pro 12.9-inch (WiFi), released on 2018-01-08T18:15:03Z. The update package is 1.28 GB. This is a delta (partial) update that requires 9.3.1 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 12f3ad9b01b07f4c9ae9ac94e0ca746b7c0439e6.zip.