iPadOS 9.9.15.5 (build 19F77) is an official Apple over-the-air update for the iPad Air 2 (Cellular), released on 2022-05-16T18:24:59Z. The update package is 3.67 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: 40913e122ac233158ecd4d3b9f8bb80a8cfb7acd.zip.