ASUS SABERTOOTH P67 用户手册

3-18

Chapter 3: BIOS setup

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

The USB Devices item shows the auto-detected values. If no USB device is detected, the 

item shows None.

[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.

[Enabled] 

Enables the support for USB 3.0 devices on legacy operating systems 

(OS).

[Disabled] 

Disables the function.

[Enabled] 

Enables the support for operating systems without an EHCI hand-off 

feature.

[Disabled] 

Disables the function.

Main

Ai  Tweaker

Advanced

Monitor

Boot

Tool

Exit

Enables Legacy USB support. AUTO 

option disables legacy support if no 

USB devices are connected. DISABLE 

option will keep USB devices 

available only for EFI applications.

Back 

Advanced\  

USB Configuration  >

EFI BIOS Utility - Advanced Mode

USB Configuration

USB Devices:

 

1 Mouse

Legacy USB Support 

 

Enabled

Legacy USB3.0 Support 

 

Enabled

EHCI Hand-off 

 

Disabled