From last two weeks, my computer system has attacked by a serious virus that is unknown to me. But now, I am at a risky point and have a lot of troubles during the accessing the system as well as necessary data. For the safety of my data and information, I want to use Mcafee Antivirus. But I don’t have ideas on how to set up Mcafee antivirus properly? Can you share your tips to set up Mcafee antivirus through http://www.mcafee.com/activate .Your support will be very helpful for me.