The next time you turn on your computer, you will have to type the user or master hard disk password in order to start your computer and get access to your operating system.

Changing or removing a hard disk password

Follow steps 1 through 7 in “Setting a hard disk password” on page 41, typing your password to get access to the ThinkPad Setup program.

To change or remove the user hard disk password, do the following:

•To change the hard disk password, type the current password in the Enter Current Password field. Then type the new password in the Enter New Password field, and retype the password you just entered to verify it in the Confirm New Password field. Press Enter, and a Setup Notice window is displayed. Press Enter to exit from the Setup Notice window. The user hard disk password will be changed.

•To remove the hard disk password, type the current password in the Enter Current Password field. Then leave the Enter New Password and Confirm New Password fields blank, and press Enter. A Setup Notice window is displayed. Press Enter to exit from the Setup Notice window. The user hard disk password will be removed.

To change or remove the User + Master hard disk passwords, select User HDP or Master HDP.

If you choose User HDP, do the following:

•To change the user hard disk password, type the current user hard disk password or the current master hard disk password in the Enter Current Password field. Then type the new user hard disk password in the Enter New Password field, and retype the password you just entered to verify it in the Confirm New Password field. Press Enter, and a Setup Notice window is displayed. Press Enter to exit from the Setup Notice window. The user hard disk password is changed.

•To remove the user hard disk password, type the current master hard disk password in the Enter Current Password field. Then leave the Enter New Password and Confirm New Password fields blank, and press Enter. A Setup Notice window is displayed. Press Enter to exit from the Setup Notice window. The user hard disk password will be removed.

If you choose Master HDP, do the following:

•To change the master hard disk password, type the current master hard disk password in the Enter Current Password field. Then type the new master hard disk password in the Enter New Password field, and retype the password you just entered to verify it in the Confirm New Password field. Press Enter, and a Setup Notice window is displayed. Press Enter to exit from the Setup Notice window. The master hard disk password is changed.

•To remove the master hard disk password, type the current master hard disk password in the Enter Current Password field. Then leave the Enter New Password and Confirm New Password fields blank, and press Enter. A Setup Notice window is displayed. Press Enter to exit from the Setup Notice window. Both the user and master hard disk passwords will be removed.

Supervisor password

The supervisor password protects the system information stored in ThinkPad Setup. Without it, no one can change the configuration of the computer. It provides the following security features:

•If a supervisor password is set, a password prompt is displayed when you try to start the ThinkPad Setup program. Unauthorized users cannot get access to configuration data.

•The system administrator can use the supervisor password to get access to a computer even if the user of that computer has set a power-on password. The supervisor password overrides the power-on password.

•If both a supervisor password and a power-on password are set, you can do the following only if you have the supervisor password:

42User Guide

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Lenovo T431s, 20AA000BUS, 20AA000MUS manual Supervisor password, Changing or removing a hard disk password
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20AA, T431s, 20AA000MUS, 20AA000BUS specifications

The Lenovo ThinkPad series has long been a favorite among business professionals and tech enthusiasts alike, and the Lenovo 20AA000BUS, 20AA000MUS, and T431s models exemplify the brand's commitment to innovation, performance, and rugged design. These laptops are designed for enterprise users who require reliability and versatility in their everyday tasks.

The Lenovo 20AA000BUS model features a robust Intel Core processor that ensures smooth multitasking and quick application launches. Paired with a generous amount of RAM, users can easily run demanding applications and simultaneously manage numerous browser tabs without a hitch. The full HD display provides sharp visuals and vibrant colors which enhance productivity, whether one is working on spreadsheets, watching videos, or conducting presentations.

In terms of connectivity, these models boast several USB ports, HDMI output, and an SD card reader, which facilitate seamless integration with various peripherals and external devices. With the inclusion of robust wireless options, including Wi-Fi and Bluetooth, users can stay connected throughout their workspaces and collaborate effortlessly with coworkers.

Security features are a priority for Lenovo, and the 20AA000MUS model does not disappoint. Built with a fingerprint reader and a webcam privacy shutter, users can feel confident in their data safety. Lenovo's Trusted Platform Module (TPM) technology further enhances system security by encrypting sensitive data.

The T431s, a prominent model in this lineup, prides itself on its sleek and lightweight design, making it easily portable for professionals on the go. The carbon fiber and magnesium alloy chassis not only lends to its durability but also ensures that it withstands the rigors of daily travel.

Battery life is another highlight of these models, capable of lasting through an entire workday, which is a significant advantage for users who often find themselves away from power sources. The Quick Charge feature allows for rapid recharging, ensuring that users can quickly power up their devices before heading into meetings or events.

Overall, the Lenovo 20AA000BUS, 20AA000MUS, and T431s represent a blend of advanced technology, user-centric design, and robust security features. They stand out as reliable companions for professionals seeking efficiency and performance in their computing devices. Whether in the office or on the move, these laptops meet the demanding needs of the modern workforce.
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