Lenovo ThinkCentre M900z 10F2, Руководство по техническому обслуживанию аппаратной части, Страница: 69 / 146

1. Click the Start button to open the Start menu.
2. Depending on your Windows version, do one of the following:
– For Windows 7: Click Control Panel
➙
User Accounts .
– For Windows 10: Click Settings ➙ Accounts .
3. Follow the instructions on the screen.
Using fingerprint authentication
If your keyboard has a fingerprint reader, you can use fingerprint authentication to replace passwords for
simple and secure user access. To use fingerprint authentication, first enroll your fingerprints and associate
them with your passwords (such as the power-on password, hard disk password, and Windows password).
Use the fingerprint reader and the fingerprint program to complete this procedure.
To use fingerprint authentication, do one of the following:
• For Windows 7: Use the Fingerprint Manager Pro or ThinkVantage Fingerprint Software program provided
by Lenovo. To open the program, see “Accessing a program on your computer” on page 39. For more
information about using the program, refer to the help system of the program.
• For Windows 10: Use the fingerprint tool provided by Windows. Click the Start button to open the Start
menu, and then click Settings ➙ Accounts ➙ Sign-in options . Follow the instructions on the screen.
To use the fingerprint reader, refer to the documentation shipped with the fingerprint keyboard or located on
the Lenovo Support Web site at http://www.lenovo.com/support/keyboards.
Using and understanding firewalls
A firewall can be hardware, software, or a combination of both depending on the level of security required.
Firewalls work on a set of rules to determine which inbound and outbound connections are authorized. If
your computer is preinstalled with a firewall program, it helps protect against computer Internet security
threats, unauthorized access, intrusions, and Internet attacks. It also protects your privacy. For more
information about how to use the firewall program, refer to the help system of your firewall program.
To use Windows Firewall, do the following
1. Depending on your Windows version, do one of the following:
• For Windows 7: Click the Start button to open the Start menu.
• For Windows 10: Right-click the Start button to open the Start context menu.
2. Click Control Panel . View Control Panel using Large icons or Small icons, and then click Windows
Firewall .
3. Follow the instructions on the screen.
Protecting data against viruses
Your computer is preinstalled with an antivirus program to help you guard against, detect, and eliminate
viruses.
Lenovo provides a full version of antivirus software on your computer with a free 30-day subscription. After
30 days, you must renew the license to continue receiving the antivirus software updates.
Note: Virus definition files must be kept up-to-date to guard against new viruses.
Chapter 5
.
Security
61