title: How to uninstall apache2 on macOS Sierra 10.13.1
body: <p>I am using Sierra 10.13.1
  I have ran 'sudo apachectl stop' but still work 'localhost'. I have checked 'sudo lsof -I TCP:80'</p>
  
  <blockquote>
    <p>httpd        74     root    4u  IPv6 0x7f0262e9f581b6f5      0t0  TCP
    *:http (LISTEN)</p>
    
    <p>httpd       254     _www    4u  IPv6 0x7f0262e9f581b6f5      0t0  TCP
    *:http (LISTEN)</p>
  </blockquote>
  
  <p>Im not sure what is service 
  how to fix this issue
  Thanks for your advance.</p>