WordPress: Change “Enter Title Here” placeholder

gistfile1.php

<?php

/**
* @link http://www.wpexplorer.com/useful-wordpress-snippets/
*/

function change_default_title( $title ){
     $screen = get_current_screen();
 
     if  ( '_your_custom_post_type_' == $screen->post_type ) {
          $title = 'The new title';
     }
 
     return $title;
}
 
add_filter( 'enter_title_here', 'change_default_title' );