iPadOS 9.9.14.4.1 (build 18D61) is an official Apple over-the-air update for the iPad Air 4 (WiFi), released on 2021-03-08T18:07:00Z. The update package is 3.6 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: 8a21ad8fc3ce27d0011c44d7bbffdd1dbd061147.zip.