Every time my computer to download the antivirus software does not open, why?

Every time my computer to download the antivirus software is not open, why? After several moments, then fighting tips that can not find on the Start menu, for several months each way, assistant checked with malicious software, there are dozens viruses, trojans, kill in addition to the next test or a

I installed a few months since a system is basically a two-day, mad at me.now no way, no matter the

post with aides killed do not kill soft restart and then download and install a personal recommendation would not be able to reinstall the system it is some virus killed up to install the system with time is much greater than the time —————— —– so is your non-system disk with the virus body weight after the new installation system to install the latest virus database of comprehensive anti-virus software to kill even have to delete all suspicious files U disk scan checks at the same time multimedia card additional monitoring visit frequented open The site is not a station to see if infected

Thank you

cell machine it C drive so deeply into a bar