User Manual
Page 64
...Legacy only to run those that support legacy option ROM only. Select Do not launch to not execute both legacy and UEFI option ROM. AB350M-HDV/A320M-HDV/A320M-DGS AddOn ROM Display Enable AddOn ROM Display to see the AddOn ROM messages or configure the AddOn ROM if you 're running a WHCK ...test. Please do not disable unless you 've enabled Full Screen Logo. Launch Video OpROM Policy Select UEFI only to run those that support UEFI option ROM only. Select Do not launch to launch the Compatibility Support Module. Launch...
...Legacy only to run those that support legacy option ROM only. Select Do not launch to not execute both legacy and UEFI option ROM. AB350M-HDV/A320M-HDV/A320M-DGS AddOn ROM Display Enable AddOn ROM Display to see the AddOn ROM messages or configure the AddOn ROM if you 're running a WHCK ...test. Please do not disable unless you 've enabled Full Screen Logo. Launch Video OpROM Policy Select UEFI only to run those that support UEFI option ROM only. Select Do not launch to launch the Compatibility Support Module. Launch...