remove_role( 'subscriber' );
 if ( !function_exists( 'populate_roles' ) ) {
  require_once( ABSPATH . 'wp-admin/includes/schema.php' );
 }
  
  populate_roles();
 
remove_role( 'subscriber' );
 if ( !function_exists( 'populate_roles' ) ) {
  require_once( ABSPATH . 'wp-admin/includes/schema.php' );
 }
  
  populate_roles();