The correct is simple, just insert to your tutorial that when they come across this error all they have to do is so as to add this line to their /and so on/apache2/apache2.conf file using sudo nano /and many others/apache2/apache2.conf, visiting the end of the file and adding it, then https://cesarnamxh.wannawiki.com/30443/5_tips_about_apache_support_service_you_can_use_today