Secure Boot Screen Options - Dell Latitude 3470 Owner's Manual

Option Description
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Default setting: Deactivate
CPU XD Support Allows you to enable the Execute Disable mode of the processor.
Enable CPU XD Support (default)
Admin Setup Allows you to prevent users from entering the setup when an Administrator
Lockout password is set.
Default Setting: Enable Admin Setup Lockout is not selected.

Secure Boot screen options

Option Description
Secure Boot This option enables or disables the Secure Boot feature.
Enable
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Default setting: Enabled.
Expert Key Allows you to manipulate the security key databases only if the system is in Custom
Management Mode. The Enable Custom Mode option is disabled by default. The options are:
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•
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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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Deactivate
Disable
Activate
NOTE: The Activate and Disable options will permanently activate or disable
the feature and no further changes will be allowed
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
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