FOX - WooCommerce Currency Switcher Professional

Plugin URL: https://krokedil.com/product/ingrid-delivery-checkout-for-woocommerce/

• in file wp-content\plugins\ingrid-woo\classes\class-ingrid-checkout.php add next code:

  if (class_exists('WOOCS') AND isset($shipping_info['cost']) AND $shipping_info['cost']) {
      global $WOOCS;
      if ($WOOCS->is_multiple_allowed) {
          $currrent = $WOOCS->current_currency;
          if ($currrent != $WOOCS->default_currency) {
              $currencies = $WOOCS->get_currencies();
              $rate = $currencies[$currrent]['rate'];
              $shipping_info['cost'] = $shipping_info['cost'] / $rate;
          }
      }
  }