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Protecting Your Computer from Viruses
A computer virus propagates through infections from one computer to another. Some viruses are highly malicious, destroying
computer data, or preventing the computer from starting up properly.
Use antivirus software (commercially available).
• Update virus definition files frequently, and conduct virus checks regularly.
Do not use disks or programs of unknown origin.
• Run a virus check on new programs before executing them.
Use Windows Firewall.
Update Windows. (Î page 101)
The first time you start up Windows, the message [Your computer might be at risk] will be displayed from the Security Cen-
ter icon on the notification area. Click , and take the appropriate measures.
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