SABERTOOTH Z170 S
3-47
Chapter 3
Launch CSM [Enabled]
[Auto] The system automatically detects the bootable devices and the add-
on devices.
[Enabled] For better compatibility, enable the CSM to fully support the non-UEFI
driver add-on devices or the Windows
®
UEFI mode.
[Disabled] Disable the CSM to fully support the non-UEFI driver add-on devices
or the Windows
®
UEFI mode.
The following items appear only when you set the Launch CSM to [Enabled].
Boot Devices Control [UEFI and Legacy OPROM]
This item allows you to select the type of devices that you want to boot.
Conguration options: [UEFI and Legacy OPROM] [Legacy OPROM only]
[UEFI only]
Boot from Network Devices [Legacy only]
This item allows you to select the type of network devices that you want to
launch.
Conguration options: [Legacy only] [UEFI driver rst] [Ignore]
Boot from Storage Devices [Legacy only]
This item allows you to select the type of storage devices that you want to
launch.
Conguration options: [Legacy only] [UEFI driver rst] [Ignore]
Boot from PCI-E/PCI Expansion Devices [Legacy only]
This item allows you to select the type of PCI-E/PCI expansion devices that
you want to launch.
Conguration options: [Legacy only] [UEFI driver rst]
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.
OS Type [Windows UEFI mode]
[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
Clear Secure Boot keys
This item allows you to clear all default Secure Boot keys.
Save Secure Boot Keys
This item allows you to save the PK (Platform Keys) to a USB storage device.