- Login to cPanel.
 - Locate and click on the "Addon Domains" icon under the "Domains" category.
 - Enter the required information:     
- New Domain Name - The domain name you are addin to your account.
 - Subdomain/FTP Username - Create a login name for the new domain.
 - Document Root - Folder within the master domain's root directory to hold files for the new domain.
 - Password - Password for the user defined above.
 - Password (Again) - Confirm the password.
 
 - Click the "Add Domain" button to create the addon domain.
 

