Secure Boot Screen Options - Dell Vostro 3667 Owner's Manual

Option Description
Computrace (R) Allows you to activate or disable the optional Computrace software The options are:
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Default setting: Deactivate
CPU XD Support Allows you to enable or disable the Execute Disable mode of the processor.
Enable CPU XD Support (default)
Admin Setup Allows you to enable or disable the option to enter setup when an admin password is set.
Lockout
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Secure boot screen options

Option Description
Secure Boot Enable This option enables or disables the Secure Boot feature.
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Default setting: Enabled.
Expert Key Allows you to manipulate the security key databases only if the system is in Custom Mode. The Enable Custom
Management Mode option is disabled by default. The options are:
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If you enable the Custom Mode, the relevant options for PK, KEK, db, and dbx appear. The options are:
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50 System Setup Options
NOTE: Activation, deactivation, and clear options are not affected if you load the setup program's
default values. Changes to this option take effect immediately.
Deactivate
Disable
Activate
NOTE: The Activate and Disable options will permanently activate or disable the feature and no further
changes will be allowed
Enable Admin Setup Lockout - This option is disabled by default.
Disabled
Enabled
PK
KEK
db
dbx
Save to File—Saves the key to a user-selected file
Replace from File—Replaces the current key with a key from a user-selected file
Append from File—Adds a key to the current database from a user-selected file
Delete—Deletes the selected key
Reset All Keys—Resets to default setting
Delete All Keys—Deletes all the keys
NOTE: If you disable the Custom Mode, all the changes made will be erased and the keys will restore to
default settings.