iPadOS 9.9.11.2.5 (build 15D5046b) is an official Apple over-the-air update for the iPad Air (Cellular), released on 2017-12-19T18:02:55Z. The update package is 1.7 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: 7ea79b467b1f8f71bdda2a8d344c354646ba2bfc.zip.