iPadOS 12.0 (build 16A5357b) is an official Apple over-the-air update for the iPad Pro 12.9-inch (Cellular), released on 2018-08-15T17:06:38Z. The update package is 1.18 GB. This is a delta (partial) update that requires 11.4.1 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 599ab5594eda8efc0f0c330807c16d260b748299.zip.