iPadOS 9.9.11.2.2 (build 15C202) is an official Apple over-the-air update for the iPad Air (China), released on 2018-01-08T18:10:03Z. The update package is 1.45 GB. This is a delta (partial) update that requires 8.3 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: ecf084e3f7ed2a3f63a1596bfbf026703b0cf867.zip.