Question 12v 4 pin to 5v 3 pin RGB adaptor?

[Icechief]

My ROG b450-f gaming motherboard has only 4 pin rgb headers, but I want to buy some 3 pin rgb fans. Is there any way to do this?

 

[CountMike]

My ROG b450-f gaming motherboard has only 4 pin rgb headers, but I want to buy some 3 pin rgb fans. Is there any way to do this?

No, not directly, you need a separate ARGB controller.