Lenovo ThinkPad T420 User Manual page 112

Notes:
• The system administrator can set the same supervisor password on many ThinkPad notebooks to make
administration easier.
• By enabling the Lock UEFI BIOS Settings in the Password menu when you set the supervisor password,
you make it impossible for anyone but you to make changes.
Setting a supervisor password
Only a system administrator will be able to apply this procedure.
1. Print these instructions.
2. Save all open files, and exit all applications.
3. Turn your computer off and then turn it on again.
4. When the logo screen is displayed, press F1. The ThinkPad Setup opens.
5. Select Security, using the cursor directional keys to move down the menu.
6. Select Password.
7. Select Supervisor Password.
8. A window opens that prompts you to enter a new password.
9. Choose your supervisor password and type it in the Enter New Password field; then press Enter.
10. Press Enter to move to the next line. Retype the password you just entered to verify it.
11. Commit your password to memory and press Enter. A Setup Notice window is displayed.
Attention: You might want to note your password and keep it in a safe place. If you forget your
supervisor password, Lenovo can not reset your password. You must take your computer to a Lenovo
reseller or a Lenovo marketing representative to have the system board replaced. Proof of purchase is
required, and a fee will be charged for parts and service.
12. Press F10 to exit from the Setup Notice window.
The next time you open the ThinkPad Setup, you will be prompted to type your password to proceed.
Changing or removing the supervisor password
To change or remove the supervisor password, follow steps 1 through 8 above in "Setting a supervisor
password" on page 94, typing your password to get access to the ThinkPad Setup.
To change the password, do the following:
1. In the Enter Current Password field, type the current supervisor password.
2. In the Enter New Password field, type the new supervisor password; then retype the password you just
entered to verify it in the Confirm New Password field.
3. Follow step 11 and step 12 above in "Setting a supervisor password" on page 94 to change your
supervisor password.
To remove the password, do the following:
1. In the Enter Current Password field, type the current supervisor password.
2. Leave the Enter New Password and Confirm New Password fields in blank.
3. Follow step 11 and step 12 above in "Setting a supervisor password" on page 94 to remove your
supervisor password.
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User Guide