iPadOS 11.2 (build 15C114) is an official Apple over-the-air update for the iPad Air (Cellular), released on 2017-12-02T08:06:41Z. The update package is 1.07 GB. This is a delta (partial) update that requires 10.0 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 3b274951058944a11c8a7b5889bc234a6d14187b.zip.