iPadOS 9.9.11.4 (build 15F5077a) is an official Apple over-the-air update for the iPad Air (Cellular), released on 2018-05-14T17:16:43Z. The update package is 1.72 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: 6fc6846abc7cb03931df64e1816872d9b38b241c.zip.