2- Keep your operating system up-to-date. Learn about operating system updates.
3- Keep your antivirus software up to date. Learn about antivirus software.
4- Keep your antispyware technology up to date. Learn about antispyware technology.
About firewalls
A firewall helps protect your computer from hackers who might try to delete information, crash your computer, or even steal your passwords or credit card numbers.
About operating system updates
High priority updates are critical to the security and reliability of your computer. They offer the latest protection against malicious online activities. Microsoft provides new updates, as necessary, on the second Tuesday of the month.
About antivirus software
Viruses and spyware are two kinds of usually malicious software that you need to protect your computer against. You need antivirus technology to help prevent viruses, and you need to keep it regularly updated.
About antispyware technology
Viruses and spyware are two kinds of usually malicious software that you need to protect your computer against. You need antispyware technology to help prevent spyware, and you need to keep it regularly updated.
Related links
1- what is a firewall ?
2- what is a computer virus ?
3- what is a computer worm ?
4- what is spyware ?
Source: Microsoft
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