Asus SABERTOOTH 990FX/GEN3 R2, 990FX R20 Legacy USB Support Enabled, SB USB Configuration

3.5.5USB Configuration

The items in this menu allow you to change the USB-related features.

		UEFI BIOS Utility - Advanced Mode						Exit
	Main			Ai Tweaker	Advanced	Monitor	Boot	Tool
	Back		Advanced\ USB Configuration >
	USB Configuration						Enables Legacy USB support. AUTO
							option disables legacy support if no
	USB Devices:						USB devices are connected. DISABLE
	1 Keyboard, 1 Mouse, 2 Hubs						option will keep USB devices
						Enabled	available only for EFI applications.
	Legacy USB Support
	Legacy USB3.0 Support					Enabled
	EHCI Hand-off					Disabled
	> SB USB Configuratuin
			The USB Devices item shows the auto-detected values. If no USB device is detected, the
			item shows None.
Legacy USB Support [Enabled]
[Enabled]				Enables the support for USB devices on legacy operating systems (OS).
[Disabled]				The USB devices can be used only for the BIOS setup program.
[Auto]				Allows the system to detect the presence of USB devices at startup. If
				detected, the USB controller legacy mode is enabled. If no USB device is
				detected, the legacy USB support is disabled.
Legacy USB3.0 Support [Enabled]
[Enabled]				Enables the support for USB 3.0 devices on legacy operating systems
				(OS).
[Disabled]				Disables the function.
EHCI Hand-off [Disabled]
[Enabled]				Enables the support for operating systems without an EHCI hand‑off
				feature.
[Disabled]				Disables the function.
SB USB Configuration
USB PORT 0-14 [Enabled]
	Allows you to enable or disable the USB ports.
	Configuration options: [Enabled] [Disabled]								3
									Chapter

ASUS SABERTOOTH 990FX/GEN3 R2.0 3-23