WooCommerce Checkout Fields

remove_billing_shipping.php

<?php
/**
 * NOTE: THIS IS NOT TESTED IN PRODUCTION.
 */


add_filter( 'woocommerce_checkout_fields', 'remove_billing_shipping_wc_fields' );

function remove_billing_shipping_wc_fields( $fields ) {
  $billing_email = $fields['billing']['billing_email'];
  
  $fields['billing'] = array();
  $fields['shipping'] = array();
  
  // Adding back email if needed
  $fields['billing']['billing_email'] = $billing_email;
  
  return $fields;
}