Step::2 Now click on Tweak settings
Step::3 Search for “Common“in the search box
Step::4 Enable the On button for the option “Prevent cPanel users from creating specific domains”
Step::5 Click on Save button
One more method to prevent cPanel users from creating specific domains is via Filezilla
Step::1 Login to Filezilla as root
Step::2 Now go /usr/local/cpanel/etc
Step::3 Open the file commondomains and place here the specific domains
Visit our Blog for more details. You can also watch the video here.