To create a new domain, select the Free Shared Hosting service in your personal cabinet (https://my.llhost-inc.eu/clientarea.php) and click on "ISP Manager" which will take you to your domain control panel:
Personal cabinet > Services > Select "Free Shared Hosting" service > "ISP Manager" button.
Select "WWW-domains" in the WWW section of the domain control panel and then click on the "Add" button at the top:
Next you need to configure the domain. After entering the domain name in the "Name" field, most of the optimal parameters are automatically substituted in the required fields. These fields can be configured as you wish, for example, in the field "Select a script" you can immediately select to install the CMS:
Next, set the parameters for HTTPS, and generate a SSL certificate from Let's Encrypt:
No further settings are required, just click on "OK" and the certificate configuration module for your domain will appear:
You don't need to change anything here, except the "Wildcard SSL-certificate" option, in case you want to use multiple subdomains. Click the "OK" button, then you will see the added site in the panel: