ASUS has software for you to control connected RGB lighting, but it has a few minor issues.
Connecting strips or other lighting accessories to your new ASUS ROG AURA-enabled motherboard is but a first step in getting the RGB lighting set up. Usually, the board will by default sync everything together and cycle through colors, much like the latest Strix X470-F from the company. Using the AURA software, available for Windows 10 allows you to configure what colors and modes are used by everything hooked up to the available headers.
Full story from the WindowsCentral blog...