iPadOS 12.2 (build 16E5191d) is an official Apple over-the-air update for the iPad Air (China), released on 2019-02-04T18:05:37Z. The update package is 247.15 MB. This is a delta (partial) update that requires 12.2 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 6e0aea30694ee9ccff35b4313ec58a7cad787007.zip.