Dell Inspiron 16 5645 Owner's Manual page 96

Table 32. System setup options—Security menu (continued)
Security
Secure Boot Mode
User Customized Security
Secure Boot
Select Secure Mode
Expert Key Management
Custom Mode
Enable Microsoft UEFI CA
Table 33. System setup options—Boot menu
Boot
File Browser Add Boot Option
UEFI Boot
Table 34. System setup options—Exit menu
Exit
Exit Saving Changes
Save Change Without Exit
Exit Discarding Changes
Load Optimal Defaults
96 BIOS Setup
Prevents any malicious software from loading when
computer starts up.
Default: Deployed Mode
Default: No
Enables or disables Secure Boot.
Default: Disabled
Default: Deployed Mode
Allows you to manipulate the security key databases only if
the system is in Custom Mode.
Default: Disabled
The options are:
● PK (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 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
Enables UEFI CA to be included in the BIOS UEFI Secure
Boot DB.
Default: Disabled
Allows you to add boot options.
Displays the location where UEFI bootable file is located.
Allows you to exit system setup and save your changes.
Allows you to save your changes without exiting the BIOS
setup.
Allows you to exit the BIOS setup without saving the
changes.
Allows you to restore default values for all system setup
options.