Gigabyte MNJ190I-FH - CSM Configuration Details

BIOS Setup - 44 -
Other PCI devices
Determines OpROM execution policy for devices other than network, Storage, or Video.
 Optionsavailable:Donotlaunch/UEFIonly/Legacyonly/Legacyrst/UEFIrst.
Default setting is UEFIrst.
Video
Controls the execution UEFI and Legacy Video OpROM.
 Optionsavailable:Donotlaunch/UEFIonly/Legacyonly/Legacyrst/UEFIrst.
Default setting is Legacy only.