iPadOS 12.2 (build 16E5223a) is an official Apple over-the-air update for the iPad mini 3 (Cellular), released on 2019-03-11T17:08:32Z. The update package is 209.94 MB. This is a delta (partial) update that requires 12.2 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 0c32cc69a47e3adc2a1fc5e7ee9b0497f12c4a81.zip.