The db file must be formatted as a UEFI variable structure with time-based authenticated variable.

dbx Management

The dbx (Revoked Signature database) lists the forbidden images of db items that are no longer trusted and cannot be loaded.

Delete the dbx

Allows you to delete the dbx file from your system. Deleting the dbx exposes your system to security threats.

Load dbx from File

Allows you to load the downloaded dbx from a USB storage device.

[Yes]

Load the default dbx.

[Enabled]

Load from a USB storage device.

Append dbx from File

Allows you to load the additional dbx from a storage device so that more custom signed UEFI executable files can be loaded. UEFI executable files include UEFI boot loaders, drivers and applications.

[Yes]

Load the default dbx.

[Enabled]

Load from a USB storage device.

The dbx file must be formatted as a UEFI variable structure with time-based authenticated variable.

2.8.10Boot 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, do any of the following:

•Press <F5> when ASUS Logo appears.

•Press <F8> after POST.

•To select the boot device during system startup, press <F8> when ASUS Logo appears.

2.8.11Boot 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.

ASUS H87I-PLUS

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