iPadOS 12.2 (build 16E5191d) is an official Apple over-the-air update for the iPad mini 3 (China), released on 2019-02-04T18:05:47Z. The update package is 624.85 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: 53be31ae9a3805625023f3ad8d48fb0bb1bbc253.zip.