iPadOS 12.2 (build 16E5227a) is an official Apple over-the-air update for the iPad Pro 3 (12.9-inch, Cellular), released on 2019-03-18T17:06:48Z. The update package is 789.22 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: e09be5571ea3794b2860a9738edc21c2e172ff5e.zip.