Go to your end-user panel (e.g. cPanel's URL will be https://domain.com:2083) and log in with your details.
There click on the Softaculous Icon or Link.
The Softaculous Enduser Panel will open.
Please note that at the moment, only WordPress Themes are available for installation.
Choose a Script
We are installing WordPress, which belongs to the category, Blogs.
Fill in the installation details
In the end, you will see the section to choose a theme for your installation that you are going to install.
Here you can select many themes and see the Demos of those themes.
To see the Demos of these themes click on the Demo link which appears when you hover on the image of the themes.