User manual
ASUS STRIX X99 GAMING
3-33
Chapter 3
Setup Mode [EZ Mode]
[Advanced Mode] This item allows you to go to Advanced Mode of the BIOS
after POST.
[EZ Mode] This item allows you to go to EZ Mode of the BIOS after POST.
CSM (Compatibility Support Module)
This item allows you to congure the CSM (Compatibility Support Module) items to fully
support the various graphics, bootable devices, and add-on devices for a better compatibility.
Launch CSM [Enabled]
[Auto] The system will automatically detect the states of bootable devices
and the add-on devices for CSM support.
[Enabled] For a better compatibility, enable the CSM to fully support the non-
UEFI driver add-on devices or the Windows
®
UEFI mode.
[Disabled] Disable the CSM to fully support the Windows secure update and
secure boot.
The following items appear only when you set the Launch CSM to [Enabled].
Boot Device Control [UEFI and Legacy OPROM]
This item allows you to select the devices boot-up mode by the devices
specication.
Conguration options: [UEFI and Legacy OPROM] [Legacy OPROM only]
[UEFI only]
Boot from Network Devices [Legacy only]
This item allows you to select the type of the onboard LAN controllers and
installed LAN cards.
Conguration options: [Ignore] [Legacy only] [UEFI driver rst]
Boot from Storage Devices [Legacy only]
This item allows you to select the type of storage devices that will run rst
during the system boot.
Conguration options: [Ignore] [Legacy only] [UEFI driver rst]
Boot from PCI-E/PCI Expansion Devices [Legacy only]
This item allows you to select the type of PCI-E/PCI expansion devices that
will run rst during the system boot.
Conguration options: [Legacy only] [UEFI driver rst]