iPadOS 12.2 (build 16E5223a) is an official Apple over-the-air update for the iPad Air 2 (WiFi), released on 2019-03-11T17:08:42Z. The update package is 650.99 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: 5517216b0a39225f2693f365ecdb15ba396bccbd.zip.