title: Drupal The Settings file is not writable
body: <p>I'm new to Drupal 8, I installed it locally on XAMPP my Mac machine, but in Verify Requirement I got a problem which is</p>
  
  <blockquote>
    <p>The Settings file is not writable.
    The Drupal installer requires write permissions to ./sites/default/settings.php during the installation process. The webhosting issues documentation section offers help on this and other topics.  </p>
  </blockquote>
  
  <p>I tried a lot on Internet but there isn't effective solution, Could anyone has knowledge in this. </p>