iPadOS 12.0 (build 16A366) is an official Apple over-the-air update for the iPad Air (China), released on 2018-09-12T19:05:13Z. The update package is 1.19 GB. This is a delta (partial) update that requires 11.2.5 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 0ac23797f047f7a267464a383dd9717fd905d3bb.zip.