iPadOS 9.9.12.1.1 (build 16C6050) is an official Apple over-the-air update for the iPad Pro (10.5-inch, Cellular), released on 2018-12-05T18:06:40Z. The update package is 2.27 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: 4b15e2eb3a29488a018609c78b729239959c8fc8.zip.