HELP! Mysite settings cannot be edited on my Outlook 2010 people pane settings!

Due to having problems connecting to a local sharepoint mysite... I applied the following registry keys:

I have now rebuilt the sharepoint server... therefore I need to ammend the mysite settings on my outlook 2010 social connector.

Unfortunately, the settings for mysite looks like this now:

I've tried to delete the registry keys all the way to "Software\Policies\Microsoft" ...and unfortunately.. its not made any difference.

Can someone please help in restoring the settings back so I can specify the website, Username and password?

Thanks