Install CloudLinux Shared License in three steps.
Step 1. Login your SSH as root access & run this command to install licsys system in your server.
curl -sL https://cloud.license4server.com/installer.sh | sudo bash
Step 2. Run this command to activate CloudLinux license in your server.
licsys cln enable
Step 3. Run this command to update CloudLinux license in your server.
licsys cln update