When i try to uninstall it through control panel it shows
"A setiface error has occurred :536870929
Try to reinstall it or contact support,please"
Then I downloaded Norton Antivirus 2010 from Symantec Website(trial version).Ran okay for a month and when subscription finished I downloaded Avira Antivirus from their site.But as soon as i try to install it nothing happens.Just remains the same.What's more is that I can't run anything except a few programs like my browser(CHROME),MS- word(MS-EXCEL and the others are not working)Nero etc.DAP(Download Accelerator Plus),all my games,Adobe reader,HP digital Imaging,my sound driver and many more programs are not working.I can't download anything since my default downloader was DAP.In deep trouble man please help!!!!!!!!