User’s Manual
ASUS PRIME X570-P
3-17
Chapter 3
3.8.2 CSM (Compatibility Support Module)
This item allows you to congure the CSM (Compatibility Support Module) items to fully
support the various VGA, bootable devices and add-on devices for better compatibility.
3.8.3 Secure Boot
This item allows you to congure the Windows
Secure Boot settings and manage its keys to
protect the system from unauthorized access and malwares during POST.
Boot Option Priorities
These items specify the boot device priority sequence from the available devices. The
number of device items that appears on the screen depends on the number of devices
installed in the system.
• To access Windows OS in Safe Mode, press <F8> after POST.
• To select the boot device during system startup, press <F8> when the ASUS Logo
appears.
Boot Override
These items displays the available devices. The number of device items that appears
on the screen depends on the number of devices installed in the system. Click an item
to start booting from the selected device.
3.9 Tool menu
The Tool menu items allow you to congure options for special functions. Select an item then
press <Enter> to display the submenu.
3.9.1 ASUS EZ Flash 3 Utility
This item allows you to run ASUS EZ Flash 3. When you press <Enter>, a conrmation
message appears. Use the left/right arrow key to select between [Yes] or [No], then press
<Enter> to conrm your choice.
For more details, refer to section 3.11.2 ASUS EZ Flash 3.
Load from Profile
This item allows you to load the previous BIOS settings saved in the BIOS Flash. Key in the
prole number that saved your BIOS settings, press <Enter>, and then select Yes.
• DO NOT shut down or reset the system while updating the BIOS to prevent the
system boot failure!
• We recommend that you update the BIOS le only coming from the same memory/
CPU conguration and BIOS version.
3.9.2 ASUS User Profile
This item allows you to store or load multiple BIOS settings.