Antivirus
The current thought is that under normal user conditions the Microsoft antivirus software provided with Windows is good enough protection. But if you would prefer more protection some of these programs might help.
This is an Anti Spyware program. Spy Ware is not the same as Viruses and needs different attention. Some Anti Virus software includes Anti Spyware but it won't hurt to run this program every month.
A much improved and effective Anti Virus program. Automatically updates and keeps you informed of its actions
AVG is a well known and solid Anti Virus program click the logo to download the program to your desktop then uninstall your current anti virus program before installing AVG. You can use CCleaner's tool section to access the uninstaller utillity.