iPadOS 12.4.7 (build 16G192) is an official Apple over-the-air update for the iPad mini 3 (China), released on 2020-05-20T17:07:39Z. The update package is 697.01 MB. This is a delta (partial) update that requires 12.1 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: b25cc03654b01d3235d141cf06ac1bfb206dcbdf.zip.