Stop services
sudo supervisorctl stop all
Remove or move example folder
sudo mv /etc/onlyoffice/documentserver-example /etc/onlyoffice/documentserver-example-disabled
## OR
sudo rm -rf /etc/onlyoffice/documentserver-example
Remove the symlink to the nginx example conf
sudo rm /etc/nginx/includes/ds-example.conf
Re-register supervisor (without example)
sudo service supervisor restart
Restart services
sudo supervisorctl restart all
Cheers!
To enable...
just restore the folder and the symlink and run