iPadOS 9.9.12.1 (build 16B5089b) is an official Apple over-the-air update for the iPad Pro 2 (12.9-inch, WiFi), released on 2018-10-22T17:01:43Z. The update package is 2.19 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: a561a8073c0d332106150543ba5dfabb200da7d2.zip.