User Guide
ASUS X99-E-10G WS
3-61
Chapter 3
Above 4G Decoding [Disabled]
This item enables or disables 64-bit capable devices to be decoded in above 4G address
space if your system supports 64-bit PCI Decoding.
Conguration options: [Enabled] [Disabled]
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 VGA, bootable devices and add-on devices for better compatibility.
Launch CSM [Enabled]
[Auto] The system automatically detects the bootable devices and the add-
on devices for CSM support.
[Enabled] For 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 Devices 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]
Secure Boot
This item allows you to congure the Windows
®
Secure Boot settings and manage its keys to
protect the system from unauthorized access and malwares during POST.