iPadOS 12.4 (build 16G5077a) is an official Apple over-the-air update for the iPad Pro 12.9-inch (Cellular), released on 2019-07-16T17:39:09Z. The update package is 125.59 MB. This is a delta (partial) update that requires 12.4 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 00542e52b4283e558c8265555bb81b30c9398f32.zip.