FF4 , Norton Toolbar Hotfix not working

[Voyager10]

i have upgrade to FF4 and then install this Firefox 4 compatibility hotfix, after PC Reboot FF4 says Norton Toolbar not compatible.

 

 

 

 

 

http://img713.imageshack.us/i/unbenanntsg.jpg/

 

how can i unistall and reinstall this hotfix ?