A computer virus program infects computers by copying itself onto the programs stored in a computer. These viruses typically cause negative effects such as corrupting the memory of a computer or causing a program to operate incorrectly. While many viruses are sophisticated, there are steps a person can take to help protect against computer viruses.
Anti-Virus Software
Installing an anti-virus software program is the first line of defense when protecting a computer from viruses. Anti-virus programs are available for purchase, but many are also available free of charge.
Automatic Updates
After installing the anti-virus protection, set the anti-virus program for automatic updates. This ensures that the latest updates for the anti-virus programs download and install automatically.
Firewall Protection
Installing a firewall is another important step to prevent a virus infection. The firewall blocks unauthorized users, such as hackers, from gaining access to the computer as well as limits the amount of network ports open to the public
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