In the "Software" section, click on "Softaculous App Installer" Icon.

• Choose Protocol: You can leave this as it is.
• Choose Domain: If you don't have multiple domains, leave this as it is.
• In Directory: If you want to install this in a directory, for example example.com/directory, enter the directory name. Otherwise, leave this blank to install in your main domain example.com

• Site Name: Enter the name of your website, such as "PHP-Nuke".
• Site Description: Site Description.
  

8. Under the "Admin Account" field enter the following information:

• Admin Username: The default username is "Admin" and the edit option is disabled.
  
• Admin Password: Use a strong password.
• Real Name: Leave this as it is or use your full name.
  
• Admin Email: Your e-mail address.