iPadOS 12.4 (build 16G5027g) is an official Apple over-the-air update for the iPad Pro 9.7-inch (WiFi), released on 2019-05-15T17:05:17Z. The update package is 207.24 MB. This is a delta (partial) update that requires 12.3 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 2cd61a02f151783f5f95dfb66f3b5fc02cffce20.zip.