iPadOS 9.9.12.1 (build 16B6092) is an official Apple over-the-air update for the iPad Pro (10.5-inch, Cellular), released on 2018-10-30T17:04:00Z. 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: 26d9f7cdea4c62ebb94b791a7d1403fe307f62f0.zip.