How To Recognize If Your Computer Has A Virus Or Trojan On It
 

It isn’t always easy to tell if your computer has become infected with a virus or similar anti-social piece of software. Normally, your antivirus software will locate and identify any malicious programs that find their way onto your computer. However, in the event that you haven’t yet installed the antivirus software, or have let it get out of date (shame on you), here are a few things to look for as clues that you have an infection of some sort on your machine.

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