iPadOS 9.9.13.4 (build 17E5223h) is an official Apple over-the-air update for the iPad Air 2 (WiFi), released on 2020-02-05T18:16:54Z. The update package is 2.62 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: 3df1b2fed117ad6e8624b5a6fdb70df72874d6dd.zip.