Gigabyte GA-X99-Gaming 5P User Manual page 59

& Legacy USB Support
Allows USB keyboard/mouse to be used in MS-DOS. (Default: Enabled)
& XHCI Hand-off
Determines whether to enable XHCI Hand-off feature for an operating system without XHCI Hand-off
support. (Default: Enabled)
& EHCI Hand-off
Determines whether to enable EHCI Hand-off feature for an operating system without EHCI Hand-off
support. (Default: Disabled)
& USB Storage Devices
Displays a list of connected USB mass storage devices. This item appears only when a USB storage device
is installed.
- 59 - BIOS Setup