Can't run a AVG PC TUNE UP update

Hi Anthony,
For help on this issue please refer to http://support.avg.com/SupportArticleView?urlname=Message-Make-sure-that-a-connection-to-the-Internet-is-established-during-AVG-PC-TuneUp-update .
Thanks

This problem has been going on for months now
When i click on update it say's make sure that a connection to the internet is established and that communication from avg wizzard is not blocked, e.g by a fire wall.
the only firewall i have is a windows one and i,ve tried it off but still dosen't work,

can any one help please 

Tony Wright UK

Hi Anthony,
For help on this issue please refer to http://support.avg.com/SupportArticleView?urlname=Message-Make-sure-that-a-connection-to-the-Internet-is-established-during-AVG-PC-TuneUp-update .
Thanks