iPadOS 9.9.16.1 (build 20B82) is an official Apple over-the-air update for the iPad Pro 12.9-inch (Cellular), released on 2022-10-24T17:13:26Z. The update package is 3.76 GB. This is a delta (partial) update that requires 12.1 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: f7288168cedeb1b5a02adf867d53cb0547439fd9.zip.