Answer

1. Connect a 3-pin ARGB Gen2 device to the JARGB_V2 header on the motherboard.
2. Download and install MSI Center, and install Mystic Light in Features.

Models

MAG B650 TOMAHAWK WIFI, PRO B760-VC WIFI, B650M PROJECT ZERO, MEG X670E GODLIKE, PRO B760-P WIFI, PRO B760-VC WIFI II, MAG Z790 TOMAHAWK WIFI DDR4, MPG B760I EDGE WIFI, MPG Z790 EDGE TI MAX WIFI, MAG B760M MORTAR WIFI, PRO Z790-P DDR4, MAG B650M MORTAR WIFI, MAG B760M MORTAR WIFI DDR4, MPG B650 EDGE WIFI, Z790 PROJECT ZERO, MAG X670E TOMAHAWK WIFI, PRO B650-VC WIFI, PRO X670-P WIFI, PRO Z790-P, Z790 GAMING WIFI, Z790-S01, MAG B760M MORTAR DDR4, MPG B650 CARBON WIFI, MAG B760 TOMAHAWK WIFI, MAG B760M MORTAR WIFI II, MPG B650I EDGE WIFI, PRO B760-P DDR4, B760M GAMING PLUS WIFI, MEG Z790 ACE, MPG B760M EDGE TI WIFI, PRO Z790-P WIFI, MPG Z790 CARBON WIFI, PRO B760M-G DDR4, PRO Z790-VC WIFI, MPG Z790 CARBON MAX WIFI, MPG Z790 EDGE WIFI, PRO B760-VC, MAG Z790 TOMAHAWK WIFI, MAG B760M MORTAR MAX WIFI DDR4, MPG Z790 EDGE WIFI DDR4, PRO B760M-A DDR4, PRO B760-P WIFI DDR4, PRO Z790-A MAX WIFI, PRO Z790-A WIFI DDR4, B650 GAMING PLUS WIFI, MEG Z790 ACE MAX, PRO Z790-S WIFI, MAG B760M MORTAR II, PRO B650-P WIFI, PRO B650-S WIFI, Z790 GAMING PLUS WIFI, PRO Z790-A WIFI, Z790 GAMING PRO WIFI, MPG B760I EDGE WIFI DDR4, MPG X670E CARBON WIFI, PRO B760M-A WIFI, PRO Z790-P II, B760 GAMING PLUS WIFI, B760M GAMING WIFI, MAG Z790 TOMAHAWK MAX WIFI, MEG Z790 GODLIKE, MAG B760M MORTAR MAX WIFI, MEG X670E ACE, MPG Z790I EDGE WIFI, PRO B760M-B, PRO B760M-G, MAG B650M MORTAR, B760M PROJECT ZERO, MEG Z790 GODLIKE MAX, PRO B650M-A WIFI, PRO B650M-A, PRO B760M-A DDR4 II, PRO B760M-A WIFI DDR4, PRO Z790-P WIFI DDR4, MAG B760 TOMAHAWK WIFI DDR4, MAG B760M MORTAR, X670E GAMING PLUS WIFI