iPadOS 9.9.12.1.1 (build 16C5036c) is an official Apple over-the-air update for the iPad Pro 3 (12.9-inch, Cellular, 1TB Model), released on 2018-10-31T17:03:53Z. The update package is 2.6 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: f375bd8f9a2bc228bd9efe4e86fa757b32a2b102.zip.