iPadOS 9.9.16.5.1 (build 20F75) is an official Apple over-the-air update for the iPad Pro 3 (11-inch, Cellular, 1TB Model), released on 2023-06-21T17:24:13Z. The update package is 4.74 GB. This is a delta (partial) update that requires 12.1.4 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 077656bbae515441ebb815ab603b7fd9d4c6b932.zip.