iPadOS 9.9.13.4 (build 17E5249a) is an official Apple over-the-air update for the iPad Air 2 (WiFi), released on 2020-03-03T18:19:45Z. 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: 0bb80f3aa71a1b9e8074c7537b930b400b406170.zip.