iPadOS 9.9.11.1 (build 15B5078e) is an official Apple over-the-air update for the iPad Pro 9.7-inch (Cellular), released on 2017-10-09T17:02:08Z. The update package is 1.71 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: ef27fc981c56ee42933df20ba689ad811619e45f.zip.