- 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 of 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.
Note: This will only work if the addon domain's DNS servers are set to the same as the master domain's.