MSI B150M MORTAR ARCTIC - SETTINGS; SETTINGS XHCI Hand-off; SETTINGS Legacy USB Support; SETTINGS Power Management Setup

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BIOS Setup
fXHCI Hand-off [Disabled]
Enables or disables XHCI hand-off support for the operating system without XHCI
hand-off feature. This item will appear when USB Controller is enabled.
fLegacy USB Support [Enabled]
Sets Legacy USB function support.
[Auto] The system will automatically detect if any USB device is connected
and enable the legacy USB support.
[Enabled] Enable the USB support under legacy mode.
[Disabled] The USB devices will be unavailable under legacy mode.
f Super IO Configuration
Sets system Super I/O chip parameters including LPT and COM ports. Press Enter to
enter the sub-menu.
fSerial (COM) Port x Configuration
Sets detailed configuration of serial(COM) port x. Press <Enter> to enter the sub-
menu.
fSerial (COM) Port x [Enabled]
Enables or disables serial (COM) port x.
fSerial (COM) Port x Settings [Auto]
Sets serial port x (COM). If set to Auto, BIOS will optimize the IRQ automatically or
you can set it manually.
f Power Management Setup
Sets system Power Management of EuP2013 and AC Power Loss behaviors. Press
Enter to enter the sub-menu.
fEuP 2013 [Disabled]
Enables or disables the system power consumption according to EuP2013
regulation.
[Enabled] Optimize the system power consumption according to EuP 2013
regulation. It will not support S4 & S5 wake up by USB, PCI and PCIe
devices.
[Disabled] Disables this function.
fRestore after AC Power Loss [Power Off]
Sets the system behaviors while encountering the AC power loss.
[Power Off] Leaves the system in power off state after restoring AC power.
[Power On] Boot up the system after restoring AC power.
[Last State] Restores the system to the previous state (power on/ power off)
before AC power loss.