iPadOS 11.2 (build 15C114) is an official Apple over-the-air update for the iPad Air (Cellular), released on 2017-12-02T08:06:45Z. The update package is 1.01 GB. This is a delta (partial) update that requires 10.3.3 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: e7b3b3bec0d732f1c4eea3c1f0a9a3f8975fd066.zip.