iPadOS 9.9.12.1 (build 16B5084a) is an official Apple over-the-air update for the iPad Pro (10.5-inch, Cellular), released on 2018-10-15T17:03:15Z. The update package is 2.22 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: a8694efd960c257289867ac254b6459e69a045f3.zip.