FOX - Currency Switcher Professional for WooCommerce

YITH WooCommerce Product Add-Ons

Plugin URL: https://wordpress.org/plugins/yith-woocommerce-product-add-ons/

In file wp-content\plugins\yith-woocommerce-product-add-ons\includes\yith-wapo-functions.php add next code:

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

In the file wp-content\plugins\yith-woocommerce-product-add-ons\includes\class-yith-wapo-cart.php delete code on the screen below: