You get tons of poppus difficult to close trying to sell you products :( so
I'll stay with ZenOK Free Antivirus is one of the easiest anti virus programs I have used. Runs very quietly in the back ground without hogging resources.

just make it (Free Edition PC Tool) a bit more dynamic so that it can detect and remove the new viruses becauses it misses some of them

It seems to do an acceptable job of detecting and eliminating viruses, but it is very slow. The last scan I did took more than 4 hours compared to about 1 1/2 hours with other anti-virus software.

my PC is attacted virious virus &
then i chean the virus