WooCommerce Currency Switcher

The plugin URL: https://progostech.com/

•  in file \wp-content\plugins\woocommerce-currency-switcher\classes\fixed\fixed_price.php add  code (see screen #1 below):
  
  OR $_product->is_type('box_product')

  1	OR $_product->is_type('box_product')

  
   
• on  file  \wp-content\plugins\ultimate-box-product\includes\class-ubp-frontend-cart.php  add  code:
  
  if (class_exists('WOOCS')) { global $WOOCS; if ($WOOCS->is_multiple_allowed) { $currencies = $WOOCS->get_currencies(); $conversion_rate = $currencies[$WOOCS->current_currency]['rate']; $ubp_box_product_price = $ubp_box_product_price / $conversion_rate; } }

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  if (class_exists('WOOCS')) {     global $WOOCS;     if ($WOOCS->is_multiple_allowed) {         $currencies = $WOOCS->get_currencies();         $conversion_rate = $currencies[$WOOCS->current_currency]['rate'];         $ubp_box_product_price = $ubp_box_product_price / $conversion_rate;     } }