Security Menu - Lenovo ThinkPad E450 User Manual

2. Type a date or time.

Security menu

To change the security settings of your computer, select the Security tab from the ThinkPad Setup menu.
The following table lists the Security menu items. Default values are in boldface.
Attention: The default configurations are already optimized for you. Improper change of the configurations
might cause unexpected results.
Table 4. Security menu items
Menu item
Password
70
User Guide
Submenu item
Supervisor Password
Lock UEFI BIOS Settings
Password at Unattended
Boot
Password at Restart
Selection
• Disabled
• Enabled
• Disabled
• Enabled
• Disabled
• Enabled
• Disabled
• Enabled
Comments
Refer to "Supervisor
password" on page 54.
Enable or disable the
function that protects
items in ThinkPad Setup
from being changed by a
user who does not have
the supervisor password.
By default, this is set to
Disabled. If you set the
supervisor password and
enable this function, no
one but you can change
items in the ThinkPad Setup
program.
If you select and enable
Password at unattended
boot, a password prompt
is displayed when the
computer is turned on,
from either a power-off
state or hibernation state.
If you select Disabled,
no password prompt is
displayed; the computer
goes ahead and loads
the operating system.
To prevent unauthorized
access, set the user
authentication on the
operating system.
If you select and enable
Password at restart,
a password prompt is
displayed when you restart
the computer. If you select
Disabled, no password
prompt is displayed; the
computer goes ahead and
loads the operating system.
To prevent unauthorized
access, set the user
authentication on the
operating system.