iPadOS 9.9.11.2 (build 15C5111a) is an official Apple over-the-air update for the iPad Air (WiFi), released on 2017-11-28T17:59:59Z. The update package is 1.68 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: efbc715a75aa7e9a16121b6fb27f91c1a95fcff5.zip.