iPadOS 9.9.16.5 (build 20F66) is an official Apple over-the-air update for the iPad Air 3 (Cellular), released on 2023-05-18T17:13:55Z. The update package is 4.49 GB. This is a delta (partial) update that requires 12.4 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: d3e35075eee610c4c54c0dd94a35b46c22ce9cbe.zip.