ดกดกด

add_filter( 'wpcw_widget_contact_custom_fields', function ( $fields, $instance ) {

  $fields['cellphone'] = [
    'order'       => 2,
    'label'       => __( 'Cellphone:', 'YOURTEXTDOMAIN' ),
    'type'        => 'text',
    'description' => __( 'A cellphone number that website vistors can call if they have questions.', 'YOURTEXTDOMAIN' ),
  ];

  return $fields;

}, 10, 2 );