iPadOS 9.9.12.1 (build 16B5089b) is an official Apple over-the-air update for the iPad Pro 9.7-inch (WiFi), released on 2018-10-22T17:01:38Z. The update package is 2 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: 9ec81966874ceea49cd74f0d9da3023fbe2982ce.zip.