iPadOS 12.0 (build 16A5318d) is an official Apple over-the-air update for the iPad Air 2 (Cellular), released on 2018-07-03T17:05:14Z. The update package is 1.09 GB. This is a delta (partial) update that requires 11.4.1 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 17781bc5961f6ba5bab2b81fa50a7a435efa8c4b.zip.