Here are the steps to create an Addon domain:
- Login to the cPanel account of the domain for which you want to create an addon domain
- Search as “Addon Domains” and click on it
- Enter the addon domain name. Document root will be created automatically. By default it will be /public_html/
- You will have an option to create an FTP account, you can tick the check box if you need.
- Finally, click on Add domain
You have successfully created Addon domain
For more details - https://www.seekahost.com/create-addon-domain-in-cpanel/
