Dell Latitude 3189 - Secure Boot Screen Options

Option Description
• TPM On—enabled by default
• Clear
• PPI Bypass for Enable Commands—enabled by default
• PPI Bypass for Disabled Commands
• Attestation enable—enabled by default
• Key storage enable—enabled by default
• SHA-256—enabled by default
• Disabled
• Enabled—enabled by default
NOTE: To upgrade or downgrade TPM 2.0, download the TPM wrapper tool—software.
Computrace Allows you to activate or disable the optional Computrace software The options are:
• Deactivate
• Disable
• Activate—enabled by default
NOTE: The Activate and Disable options will permanently activate or disable the feature and no further
changes will be allowed.
CPU XD Support Allows you to enable the Execute Disable mode of the processor.
Enable CPU XD Support—enabled by default
Admin Setup
Lockout
Allows you to prevent users from entering Setup when an Administrator password is set.
Default Setting: This option is enabled
Master password
lockout
This option is not enabled by default
Secure Boot screen options
Option
Description
Secure Boot Enable This option enables or disables the Secure Boot feature.
• Disabled (Default)
• Enabled
Expert Key
Management
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—enabled by default
• 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 le
• Replace from File—Replaces the current key with a key from a user-selected le
• Append from File—Adds a key to the current database from a user-selected le
54 System setup options