iPadOS 12.2 (build 16E5227a) is an official Apple over-the-air update for the iPad Air 2 (Cellular), released on 2019-03-18T17:06:29Z. The update package is 650.98 MB. This is a delta (partial) update that requires 12.1.3 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 6e1859c8806b056968dc6b6750bbdfc966e31856.zip.