If you’re running Windows XP Service Pack 2 (SP2) the new Windows Firewall is turned on by default.
Because a firewall restricts communication between your computer and the Internet, you might need to adjust settings for some programs that prefer an open connection. These adjustments are called “exceptions.”
Windows Firewall now has three settings: On, On with no exceptions, and Off.
To uninstall Antivirus Software from Windows PC:
1. Click Start -> Control Panel -> Add or Remove programs (find your Antivirus Software) -> Remove
or
2. Start-> All Programs -> Your Antivirus Software -> Uninstall
It is essential to update your antivirus databases on a regular basis. If you do not, your antivirus program will not detect the latest malicious programs. Therefore, we release updates every hour to ensure that users are protected against the latest malware.