Dell NOT21990 Owner's Manual page 122

Table 32. System setup options — Boot Configuration menu (continued)
Boot Configuration
Secure Boot Mode
Expert Key Management
Enable Custom Mode
Custom Mode Key Management
Table 33. System setup options — Integrated Devices menu
Integrated Devices
Date/Time
Date
Time
Camera
Enable Camera
Audio
Enable Microphone
Enable Internal Speaker
USB Configuration
Enable USB Boot Support
Table 34. System setup options — Storage menu
Storage
SATA/NVMe Operation
Storage interface
Port Enablement
Enables or disables the Secure Boot operation mode.
By default, the Deployed Mode option is selected.
Enables or disables the keys in the PK, KEK, db, and dbx security key databases
to be modified.
By default, the option is disabled.
Allows the user to select the custom values for expert key management.
By default, PK option is selected.
Sets the computer date in MM/DD/YYYY format. Changes to the date take
effect immediately.
Sets the computer time in HH:MM:SS 24-hour format. You can switch
between 12-hour and 24-hour clock. Changes to the time take effect
immediately.
Enables or disables the camera.
By default, the option is enabled.
Enables or disables the integrated audio controller.
By default, all the options are enabled.
Enables or disables the microphone.
By default, the option is enabled.
Enables or disables the internal speaker.
By default, the option is enabled.
Enables or disables the USB boot support.
When enabled, bootable USB mass storage devices (such as HDD, flash drive,
CD/DVD) can boot through the boot sequence or boot menu. USB ports are
also functional in an OS environment.
When disabled, bootable USB mass storage devices are prevented from
booting through the boot sequence or boot menu but the USB ports are
functional in an OS environment.
By default, the option is enabled.
Allows the user to set the operating mode of the integrated storage device
controller.
By default, RAID On option is selected.
Enables or disables the onboard drives.
BIOS setup 121