iPadOS 12.2 (build 16E5212f) is an official Apple over-the-air update for the iPad Pro 12.9-inch (WiFi), released on 2019-03-04T18:04:42Z. The update package is 631.93 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: 70ed6682bc3d3db1dbe31022a67bc69f8816df78.zip.