Quick Export : remove product informations

//functions.php

add_filter('wqep_included_order_default_product_keys_filter',  'remove_product_from_csv');

function remove_product_from_csv($keys)
{
    //default keys are 'sku', 'name', 'quantity', 'line_price_without_taxes', 'line_price_with_taxes'

    //to remove totally the product data :
    return array();

    //to keep only sku and quantity
    return array('sku', 'quantity');
}