Why Settings\Boot\Boot mode select is not available? It shows [UEFI] in gray, I want to change to Legacy mode.
LastUpdate : Fri, 22 Sep 2017
Answer
Please set Settings\Advanced\Windows OS Configuration\Windows 10 WHQL Support (Windows 8/8.1 Feature) = [Disabled].
Models
B450I GAMING PLUS AC, Z170A GAMING PRO CARBON, Z270 KRAIT GAMING, A320M PRO-VD PLUS, B250M GAMING PRO, H110M PRO-VDP, H270 GAMING M3, X370 GAMING PRO CARBON AC, Z170I GAMING PRO AC, Z270 MPOWER GAMING TITANIUM, Z370 GAMING PRO CARBON, X299 TOMAHAWK AC, Z170A GAMING PRO, Z170A-S02, Z370 GAMING PLUS, A320M PRO-M2, B250M MORTAR, B250M PRO-VD, B450-A PRO, Z170A PC MATE, Z270 TOMAHAWK OPT BOOST, B150 GAMING M3, B250 KRAIT GAMING, B350 TOMAHAWK, H270I GAMING PRO AC, H270M MORTAR ARCTIC, Z170A-G45 GAMING, Z270 PC MATE, Z370 GAMING PRO CARBON AC, A320M PRO-VD, B450 GAMING PRO CARBON AC, H110I PRO AC, H270M BAZOOKA, X370 GAMING PRO CARBON, Z170A KRAIT GAMING, Z170A SLI, Z170A SLI PLUS, B350 GAMING PLUS, B450M MORTAR TITANIUM, H170A PC MATE, X299M GAMING PRO CARBON AC, X470 GAMING PRO CARBON AC, Z170M MORTAR, Z270 GAMING M7, A320M PRO-VHL, B450M BAZOOKA V2, H110M PRO-VH, H270 TOMAHAWK ARCTIC, Z170A GAMING M9 ACK, A320M PRO-VD/S, X299 GAMING PRO CARBON, Z170-A PRO, Z370 PC PRO, H270 PC MATE, X470 GAMING PRO, Z170A GAMING M5, H110M PRO-VDL D3, Z170A XPOWER GAMING TITANIUM EDITION, Z270 GAMING M3, Z270 SLI PLUS, Z370M MORTAR, A320M GAMING PRO, B250I PRO, H110I PRO, H110M PRO-VH PLUS, Z370-A PRO, B250M PRO-VH, B350M BAZOOKA, B350M PRO-VDH, X370 GAMING PLUS, Z170 KRAIT GAMING, Z370 SLI PLUS, B350I PRO AC, H110M GRENADE, X299 GAMING PRO CARBON AC, Z270 GAMING PRO, Z370 TOMAHAWK, B250 GAMING M3, B250M BAZOOKA OPT BOOST, H110M PRO-D, X299 GAMING M7 ACK, B150A GAMING PRO, B350M PRO-VD PLUS, H110M ECO, H110M PRO-VD, B250M PRO-VDH, B350 PC MATE, H110M GAMING, H110M-A PRO M2, X370 GAMING PRO, B350 GAMING PRO CARBON, B350M GAMING PRO, B450 TOMAHAWK, H110M PRO-VHL, H270 GAMING PRO CARBON, X370 XPOWER GAMING TITANIUM, Z170A GAMING M3, Z270 SLI, Z370 GAMING M5, A320M GRENADE, B250M BAZOOKA, B350 TOMAHAWK PLUS, B450 GAMING PLUS, H270-A PRO, Z170A GAMING M7, Z270-A PRO, B350M MORTAR, H170 GAMING M3, Z370M GAMING PRO AC, B350 KRAIT GAMING, B450M MORTAR, H170A GAMING PRO, X370 SLI PLUS, Z270 TOMAHAWK ARCTIC, Z270I GAMING PRO CARBON AC, Z370I GAMING PRO CARBON AC, B150 PC MATE, B450M GAMING PLUS, X470 GAMING M7 AC, B250 GAMING PRO CARBON, B250 PC MATE, X299 TOMAHAWK ARCTIC, X370 GAMING M7 ACK, Z270 GAMING PRO CARBON, B250M BAZOOKA PLUS, H110M PRO-VDL, A320M PRO-VD/S V2, B150M MORTAR, X299 TOMAHAWK, Z270 GAMING M6 AC, Z370 GODLIKE GAMING, A320M BAZOOKA, B450M BAZOOKA, B450M PRO-VDH V2, X299 XPOWER GAMING AC, Z270 CAMO SQUAD, Z270 GAMING M5, B350 TOMAHAWK ARCTIC, B350M PRO-VH PLUS, X470 GAMING PLUS, Z270 XPOWER GAMING TITANIUM, Z270M MORTAR, Z370 KRAIT GAMING, B250M MORTAR ARCTIC, B450M BAZOOKA PLUS, H110M PRO-VD D3, X299M-A PRO, X370 KRAIT GAMING, B250M PRO OPT BOOST, Z270 GAMING PLUS, Z270 TOMAHAWK, B350M MORTAR ARCTIC, B450M PRO-M2, H110 PC MATE, Z270-S02, A320M PRO-VH PLUS, B150M BAZOOKA PLUS, B450M PRO-VDH, X299 SLI PLUS, X470 GAMING PRO CARBON, B250I GAMING PRO AC, H110M PRO-VD PLUS , X299 RAIDER