Step::1 Log in to your server as the root user via SSH.
Step::2 Execute the below given code.
for cpuser in $(whmapi1 listaccts |awk '/user:/ {print $2}'); do apicheck=$(whmapi1 list_integration_links user="${cpuser}" | grep 'app: WHMCS'); if [[ -z "${apicheck}" ]]; then echo "${cpuser}"; fi; doneA list of every cPanel account on the server without a WHMCS integration link will appear in the command’s output.
That's It !You may check the above discussed procedure in our video tutorial or read the blog as well.
