iPadOS 11.2 (build 15C114) is an official Apple over-the-air update for the iPad Air (WiFi), released on 2017-12-02T08:06:25Z. The update package is 327.35 MB. This is a delta (partial) update that requires 11.1.1 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 5107fc80bc2e817f8f9be541ce63e8417a5017c1.zip.