In the BIOS Setup Utility menus, navigate to the IO Menu.
In the IO Menu screen, 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 the PCI-E
UEFI Driver.
On the Internal Devices or Add In Cards screen, select the internal device
or add In card slot that you want to configure.
On the PCI-E UEFI Driver Enable screen for that internal device or add-in
card slot, select PCI-E UEFI Driver Enable, and press
Enter. Do one of the following:
Select Enabled to enable the PCI-E UEFI Driver
setting.
Select Disabled to disable the PCI-E UEFI
Driver setting.
Press the F10 key to save the changes and exit the BIOS Setup
Utility.