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The following four items appear when you set Launch CSM to [Enabled].
Boot Device Control [UEFI and Legacy OPROM]
Allows you to select the type of devices that you want to boot up. Con guration options:
[UEFI and Legacy OPROM] [Legacy OPROM only] [UEFI only]
Boot from Network Devices [Legacy only]
Allows you to select the type of network devices that you want to launch. Con guration
options: [Ignore] [Legacy only] [UEFI driver rst]
Boot from Storage Devices [Legacy Only]
Allows you to select the type of storage devices that you want to launch. Con guration
options: [Ignore] [Legacy only] [UEFI driver rst]
Boot from PCI-E Expansion Devices [Legacy Only]
Allows you to select the type of PCI-E expansion devices that you want to launch.
Con guration options: [Legacy only] [UEFI driver rst]
2.8.4
Secure Boot
Allows you to con gure the Windows
®
Secure Boot settings and manage its keys to protect
the system from unauthorized access and malwares during POST.
OS Type [Other OS]
Allows you to select your installed operating system.
[Windows UEFI mode]
This item allows you to select your installed operating system.
Execute the Microsoft
®
Secure Boot check. Only select this
option when booting on Windows
®
UEFI mode or other Microsoft
®
Secure Boot compliant OS.
[Other OS]
Get the optimized function when booting on Windows
®
non-UEFI
mode. Microsoft
®
Secure Boot only supports Windows
®
UEFI
mode.
Key Management
This allows you to manage the Secure Boot keys.
Clear Secure Boot keys
This item appears only when you load the default Secure Boot keys. This item allows
you to clear all the previously applied Secure Boot keys.
Save Secure Boot variables
This item allows you to save all the Secure Boot keys to a USB storage device.
PK Management
The Platform Key (PK) locks and secures the rmware from any non-permissible
changes. The system veri es the PK before your system enters the OS.
Save to File
This item allows you to save the downloaded PK to a USB storage device.
ASUS PRIME Z270-K
2-41
Summary of Contents for PRIME Z270-K
Page 1: ...Motherboard PRIME Z270 K ...
Page 24: ...1 14 Chapter 1 Product introduction ...
Page 76: ...A 6 Appendices ...