iPadOS 12.2 (build 16E5181f) is an official Apple over-the-air update for the iPad mini 3 (China), released on 2019-01-24T18:05:32Z. The update package is 609.8 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: 9a70acbf6ffb866a4560b64d772f70644c7aa66a.zip.