iPadOS 12.4.7 (build 16G192) is an official Apple over-the-air update for the iPad Air (China), released on 2020-05-20T17:06:55Z. The update package is 45.39 MB. This is a delta (partial) update that requires 12.4.5 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 19290728014d95b26cc87de0d0adceb065eb67cc.zip.