iPadOS 12.4 (build 16G5027g) is an official Apple over-the-air update for the iPad Pro 12.9-inch (WiFi), released on 2019-05-15T17:05:20Z. The update package is 206.14 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: b4d7fbb7681828a85e9b8bda44040993a80f0b5c.zip.