iPadOS 9.9.11.1.2 (build 15B202) is an official Apple over-the-air update for the iPad Pro 12.9-inch (WiFi), released on 2017-11-16T21:19:02Z. The update package is 1.35 GB. This is a delta (partial) update that requires 9.1 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: f23d3d07c7463c4cc574a08edf22b4a9d1b6bbc4.zip.