iPadOS 12.2 (build 16E5223a) is an official Apple over-the-air update for the iPad 6 (WiFi), released on 2019-03-11T17:09:30Z. The update package is 683.15 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: cf0e0e51717dedd53025420f3a04c03eab2949eb.zip.