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3.3.6 USB Configuration
USB 2.0 Controller
Use this item to enable or disable the use of USB 2.0 controller.
Legacy USB Support
Use this option to select legacy support for USB devices. There are two
configuration options: [Enabled] and [UEFI Setup Only]. The default value
is [Enabled]. Please refer to below descriptions for the details of these op-
tions:
[Enabled] - Enables support for legacy USB.
[UEFI Setup Only] - USB devices are allowed to use only under UEFI
setup and Windows / Linux OS.