You can control multiple domains from a single account by creating an addon domain. This allows you to host multiple websites without affecting the other domains in your account, as the addon domain has its directory.
Each addon domain will appear in the file structure like a primary domain. All independent cPanel functionality, email accounts creation and management, QuickInstall installations, redirects, subdomains, etc., will be part of the addon domain.
You'll need to follow these instructions after accessing your cPanel account to create an addon domain.
Once inside your cPanel, head to Home > Domains > Domains
Select the Create Domain button.
The cPanel application will automatically create the Subdomain and Document Root text boxes. a. If you wish to adjust the subdomain, you can. This will allow you to create multiple addon domains with that username but different extensions. For example, .com and .net. Create that username in this text box b. If you wish to change the name of the Document Root folder, change the name with this text box