How to Remove Private/Protected from Post Titles

Here all steps to remove "Private/Protected" text from post titles :

1. click on Appearance -> Editor (Left side menu)
2. click on functions.php file (right side)
3. add this code and save file

function the_title_trim($title) {

 $title = attribute_escape($title);

 $findthese = array(
  '#Protected:#',
  '#Private:#'
 );

 $replacewith = array(
  '', // What to replace "Protected:" with
  '' // What to replace "Private:" with
 );

 $title = preg_replace($findthese, $replacewith, $title);
 return $title;
}
add_filter('the_title', 'the_title_trim');