Access the BIOS Setup Utility menus.
See Access BIOS Setup Utility Menus.
In the BIOS Setup Utility menus, navigate to the IO Menu.
The IO Menu screen appears.
In the IO Menu, select either Internal Devices or Add In Cards and press Enter
to display the internal device or add-in card slot for which you want to enable or
disable Option ROM.
The Internal Devices or Add In Cards screen appears.
Select the internal device or add In card slot that you want to
The Option ROM screen for that internal device or add-in card slot
Select OpROM Enable and press Enter. Do one of the following:
Select Enabled to enable the Option ROM
Select Disabled to disable the Option ROM setting.
Press the F10 key to save the changes and exit the BIOS Setup Utility.