Secure Boot Screen Options; Intel Software Guard Extensions Screen Options; Performance Screen Options - Dell Latitude 3390 Owner's Manual

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Option
Description
Admin Setup
Allows you to prevent users from entering the setup when an Administrator password is set.
Lockout
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
● Disabled
● Enabled
Default setting: Enabled.
Expert Key
Allows you to manipulate the security key databases only if the system is in Custom Mode. The Enable
Management
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

Intel Software Guard Extensions screen options

Option
Description
Intel SGX Enable
This field specifies you to provide a secured environment for running code/storing sensitive information in
the context of the main OS. The options are:
● Disabled
● Enabled
Default setting: Disabled
Enclave Memory
This option sets SGX Enclave Reserve Memory Size. The options are:
Size
● 32 MB
● 64 MB
● 128 MB

Performance screen options

Option
Description
Multi Core
This field specifies whether the process has one or all cores enabled. The performance of some
Support
applications improves with the additional cores. This option is enabled by default. Allows you to enable or
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

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