ASROCK H510M-ITX/ac - 4.6.6 USB Configuration

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H510M-IT X/ac
4.6.6 USB Conguration
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.
XHCI Hand-o
is is a workaround for OSes without XHCI hand-o support. e XHCI
ownership change should be claimed by XHCI driver.