3.4.7 USB Configuration
USB 2.0 Controller
Use this item to enable or disable the use of USB 2.0 controller.
USB 3.0 Controller
Use this item to enable or disable the use of USB 3.0 controller.
Legacy USB Support
Use this option to select legacy support for USB devices. There are four configuration options: [Enabled], [Disabled], [Auto] and [UEFI Setup Only]. The default value is [Enabled]. Please refer to below descriptions for the details of these four options:
[Enabled] - Enables support for legacy USB.
[Disabled] - USB devices are not allowed to use under legacy OS and UEFI setup when [Disabled] is selected. If you have USB compatibility issues, it is recommended to select [Disabled] to enter OS.
[Auto] - Enables legacy support if USB devices are connected.
[UEFI Setup Only] - USB devices are allowed to use only under UEFI setup and Windows / Linux OS.
Legacy USB 3.0 Support
Use this option to enable or disable legacy support for USB 3.0 devices. The default value is [Disabled].
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