Asus ROG STRIX X570-F GAMING - APM Configuration; PCI Subsytem Settings; USB Configuration

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Chapter 3: BIOS Setup
Chapter 3
3.6.6 APM Configuration
The items in this menu allow you to set system wake and sleep settings.
ErP Ready [Disabled]
This item allows you to switch off some power at S4+S5 or S5 to get the system ready
for ErP requirement. When set to [Enabled], all other PME options are switched off.
Conguration options: [Disabled] [Enable(S4+S5)] [Enable(S5)]
Restore AC Power Loss
This item allows your system to go to ON state, OFF state, or both states after an AC power
loss. When setting your system to [Last State], it goes to the previous state before the AC
power loss. Conguration options: [Power Off] [Power On] [Last State]
Power On By PCI-E
This item allows you to enable or disable the Wake-on-LAN function of the onboard LAN
controller or other installed PCI-E LAN cards. Conguration options: [Disabled] [Enabled]
Power On By RTC
This item allows you to enable or disable the RTC (Real-Time Clock) to generate a wake
event and congure the RTC alarm date. When enabled, you can set the days, hours,
minutes, or seconds to schedule an RTC alarm date. Conguration options: [Disabled]
[Enabled]
3.6.7 PCI Subsytem Settings
SR-IOV Support
This item allows you to enable or disable the Single Root IO Virtualization support if your
system has SR-IOV capable PCIe devices. Conguration options: [Disabled] [Enabled]
3.6.8 USB Configuration
The items in this menu allow you to change the USB-related features.
The Mass Storage Devices item shows the auto-detected values. If no USB device is
detected, the item shows None.
Legacy USB Support
[Enabled] Your system supports the USB devices in legacy operating systems.
[Disabled] Your USB devices can be used for BIOS setup only and cannot be
recognized in the boot devices list.
[Auto] Your system automatically detects the presence of USB devices at startup.
If any USB devices are detected, the legacy USB support is enabled.
XHCI Hand-off
[Enabled] Enables the support for operating systems without an XHCI hand-off
feature.
[Disabled] Disables the XHCI Hand-off support.