iPadOS 12.4.7 (build 16G192) is an official Apple over-the-air update for the iPad mini 2 (WiFi), released on 2020-05-20T17:06:59Z. The update package is 694.4 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: 51b3324cb52b4d642c5717f46d864cd08ca189c8.zip.