iPadOS 11.2 (build 15C114) is an official Apple over-the-air update for the iPad Air (China), released on 2017-12-02T08:07:05Z. 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: 005dcc98c11ddd910056f50b4610022696b66e02.zip.