Some programs aimed to increase perfomance of computers are not compatible with antivirus software.
try disabling your antivirus!
Guardian antivirus 2011
Almost all antivirus programs will provide virus alert. Some popular programs are Norton Antivirus, McAfee, AVG, Bull Guard, Panda Security, and Avast.
Types of antivirus programs you can buy include AGV antivirus or Norton 360 antivirus software. Some are cheaper than other so you must choose what is more economic for you.
The Macintosh computer is not normally known to have viruses. Antivirus programs keep computers safe. Intego, Kapersky, and Avast are the names of popular programs.
There are many sites that allow someone to download an antivirus application for their mobile phone. Sites like kaspersky, avast, nairaland and antivirus are all sites that offer free antivirus downloads.
Some free antivirus programs include: NOD32 and Kaspersky. The cheapest antivirus programs are the free ones but the protection may not be as great as the paid versions. Some free antivirus programs include: Avast Free, AVG Free, Avira, Bitdefender, Comodo, Immunet, Kingsoft, Microsoft Security Essentials and Panda Cloud Antivirus.
To workaround this problem, try temporarily disabling your antivirus software and installing Office. If that doesn't work, try uninstalling the antivirus software temporarily instead. For information about how to turn off your antivirus software, check your antivirus manufacturer's website.
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Free antivirus programs are offered by multiple providers in the modern state of technology. Upon a search of this topic, one can find the most common antivirus programs at current, such as those from AVG or avast! Antivirus.
I always use Norton AntiVirus and Symantec. Don't trust programs like Windows Fast AntiVirus.
I suggest you to Download full antivirus software Antivirus Wizard which seem to be beneficial for security purposes