iPadOS 9.9.14.5.1 (build 18E6212) is an official Apple over-the-air update for the iPad Air 4 (WiFi), released on 2021-05-03T17:12:56Z. The update package is 3.68 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: 14dae64e0c64e9b93fe81f13b4f706682c02a67a.zip.