[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 Windows® Security Update and

 

Security Boot.

 

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. Configuration options: [UEFI and Legacy OpROM] [Legacy OpROM only] [UEFI only]

Boot from Network Devices [Legacy OpROM first]

Allows you to select the type of network devices that you want to launch. Configuration options: [Legacy OpROM first] [UEFI driver first] [Ignore]

Boot from Storage Devices [Legacy OpROM first]

Allows you to select the type of storage devices that you want to launch. Configuration options: [Both, Legacy OpROM first] [Both, UEFI first] [Legacy OpROM first] [UEFI driver first] [Ignore]

Boot from PCIe/PCI Expansion Devices [Legacy OpROM first]

Allows you to select the type of PCIe/PCI expansion devices that you want to launch. Configuration options: [Legacy OpROM first] [UEFI driver first]

2.8.9Secure Boot

Allows you to configure the Windows® Secure Boot settings and manage its keys to protect the system from unauthorized access and malwares during POST.

OS Type [Windows UE...]

Allows you to select your installed operating system.

[Windows UEFI mode]

Executes 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, Windows® Vista/XP,

 

or other Microsoft® Secure Boot non-compliant

 

OS. Only on Windows® UEFI mode that Microsoft®

 

Secure Boot can function properly.

The following item appears when OS Type is set to [Windows UEFI mode].

Key Management

This item appears only when you set OS Type to [Windows UEFI mode]. It allows you to manage the Secure Boot keys.

ASUS A88X-PLUS

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