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4.4.7 USB Coniguration
Legacy USB Support
Enable or disable Legacy OS Support for USB 2.0 devices. If you encounter USB
compatibility issues it is recommended to disable legacy USB support. Select UEFI
Setup Only to support USB devices under the UEFI setup and Windows/Linux
operating systems only.
Port 60/64 Emulation
Enable the support of I/O port 60h/64h emulation. his should be enabled for the
complete USB keyboard legacy support for non-USB aware OS.
*Enable this option if you install Windows 7.
Third Party USB 3.1 Controller
Enable or disable all of the USB 3.1 ports controlled by hird Party chips.
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