iPadOS 12.0 (build 16A5357b) is an official Apple over-the-air update for the iPad Air 2 (Cellular), released on 2018-08-15T17:06:30Z. The update package is 298.8 MB. This is a delta (partial) update that requires 12.0 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: b0151706f8e7e20dbcbbcf0ff5fe56f35fbde41d.zip.