Dell Vostro 2421 Owner's Manual page 40

Option
The Security tab displays the security status and allows you to manage the security features of the computer.
Table 4. Security Options
Option
Admin Password
System Password
Hdd Password State
Password Change
Password Bypass
Computrace
The Boot tab allows you to change the boot sequence.
Table 5. Boot Options
Option
Secure Boot
Load Legacy Option ROM
40
External USB Ports
Microphone
Camera
Internal Bluetooth
Internal WLAN
Media Card Reader
Optical Drive
Boot Disable
USB debug
Description
Enables or disables external
USB ports.
Enables or disables
microphone.
Enables or disables camera. Default: Enabled
Enables or disables internal
bluetooth.
Enables or disables WLAN.
Enables or disables media
card reader.
Enables or disables optical
drive.
Enables or disables boot.
Enables or disables USB
debug.
Description
This field displays if a admin password is set for this
computer or not (Default: Cleared/Not installed)
This field displays if a system password is set for this
computer or not (Default: Cleared/Not installed)
This field displays if a HDD password is set for this
computer or not (Default: Cleared)
Allows you to add/remove permission for changing
passwords.
Allows you to bypass the system password and the
internal HDD password prompts during a system restart/
resume from hibernate state. (Default: Disabled)
Enable or disable the Computrace feature on your
computer.
Description
Allows you to boot securely. (Default: Disabled)
Allows you to load legacy option. (Default: Disabled)
Default: Enabled
Default: Enabled
Default: Enabled
Default: Enabled
Default: Enabled
Default: Enabled
Default: Disabled
Default: Disabled