I have problem with change the #. When i change its working only with select only one category or one producent, i cant select more. Do you know how to fix it? My prestashop version is 1.6.11.
For me working change in product-list.tpl
<span itemprop="price" class="price product-price">
to
<span itemprop="price" class="price product-price" content="{$product.price}">