The name of your website, usually either your name or the name of your organization is displayed prominently throughout your website.
Note that your website's name is different from it's domain name, name is the big header that appears on most of your pages, domain is the address is in your browser's address bar. For more info about changing your domain name reach out to us email@example.com so we can take a look at your specific case.
To change your website name:
-Go to the "Admin" tab of your control panel
-Click the "Site Info" section
-Change the "Site Name" to what you want
-If desired change the "Organization Name", this is the official name that will show up in the footer, billing and other places
-Click "Save" at the bottom of the page