Dell Vostro 15–3568 Owner's Manual page 71

Option
Computrace
CPU XD Support
Admin Setup Lockout
Table 10. Secure Boot
Option
Secure Boot Enable
Expert Key Management
Description
• Disabled
• Enabled
NOTE: To upgrade or downgrade TPM1.2/2.0, download the TPM wrapper tool
(software).
Allows you to activate or disable the optional Computrace software The options are:
• Deactivate
• Disable
• Activate
NOTE: The Activate and Disable options will permanently activate or disable the
feature and no further changes will be allowed.
Default setting: Deactivate
Allows you to enable the Execute Disable mode of the processor.
Enable CPU XD Support (default)
Allows you to prevent users from entering Setup when an Administrator password is set.
Default Setting: Enable Admin Setup Lockout is not selected.
Description
This option enables or disables the Secure Boot Feature.
• Disabled
• Enabled
Default Setting: The option is disabled.
Allows you to manipulate the security key databases only if the system is in Custom
Mode. The Enable Custom Mode option is disabled by default. The options are:
• PK
• KEK
• db
• dbx
If you enable the Custom Mode, the relevant options for PK, KEK, db, and dbx appear.
The options are:
• 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.
System Setup 71