How can I know if my pc is infected by virus?

Question

How can I know if my pc is infected by virus?

Answer 1

you have to install a good antivirus like AVG 8 or McAfee and scan for viruses. And please update them at regular intrevals and scan for viruses and if they find some, delete it.

Answer 2

Scan your PC with your antivirus.  If you don´t have one here is a really good free one that has a very high rate of detection.  Avira from Germany detection rate is about 97.6% higher then Kaspersky of Russia that you must pay for.  

http://www.free-av.com/

Mind Doctor, France

Answer 3

Try avast its great from what ive heard!Its at avast.com its also free.If not google has a virus scanner free.If not google avg and download it.

Answer 4

download a free scan :

http://www.pcthreat.com/removers.html

Answer 5

go to any anti virus site

i mean any of your choice they would provide u with an option of online scan by that u can know waht is the status of ur pc