User Manual

Date/Time menu

Note: The BIOS menu items might change without notice. Depending on the model, the default value might

vary.

• System Date

Descriptions: Set or change the date of the system.

• System Time

Descriptions: Set or change the time of the system.

Security menu

Note: The BIOS menu items might change without notice. Depending on the model, the default value might

vary.

Password

• Supervisor Password

Values: Disabled, Enabled

Descriptions: Set a supervisor password to prevent unauthorized users from changing the startup

sequence, network-related settings, and system date and time. For more information, see “Passwords

introduction” on page 53.

• Lock UEFI BIOS Settings

Values: Disabled, Enabled

Descriptions: Enable this option to prevent unauthorized users from changing any settings in ThinkPad

Setup. To use this function, a supervisor password is required.

• Password at Unattended Boot

Values: Disabled, Enabled

Descriptions: When this option is enabled, a password prompt is displayed when the computer is turned

on by an unattended event such as a Wake on LAN attempt. To prevent unauthorized access, set the user

authentication on the operating system.

• Password at Restart

Values: Disabled, Enabled

Descriptions: When this option is enabled, a password prompt is displayed when you restart the

computer. To prevent unauthorized access, set the user authentication on the operating system.

• Password at Boot Device List

Values: Disabled, Enabled

Descriptions: If you enable this option, the supervisor password is required when you try to enter the Boot

menu by repeatedly pressing F12. To use this function, a supervisor password must be set.

• Password Count Exceeded Error

Values: Disabled, Enabled

Descriptions: Enable this option to display the POST 0199 error message when you enter a wrong

supervisor password more than three times.

• Set Minimum Length

Values: Disabled, x characters (4 ≤ x ≤ 12)

Descriptions: Specify a minimum length for power-on passwords and hard disk passwords. If a supervisor

password is set, you cannot change the minimum length until you log in as a supervisor.

• Power-On Password

Values: Disabled, Enabled

A475 User Guide