iPadOS 9.9.16.6.1 (build 20G6081) is an official Apple over-the-air update for the iPad Air 4 (WiFi), released on 2023-09-07T18:00:00Z. The update package is 4.42 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: 2c9e84a5af2417758a638a3cee54c640f510f278.zip.