well it doesn't matter what u put into searchbar and what it did find - u shoud always read what u are buying in description, can u link it?
//edit : I saw similar threats where pple didnt get refund byt hey as u stated we r just humans so gl with that
when u read policy:
The refund request must be sent to Prestashop via the form at: https://addons.prestashop.com/fr/contacte z-nous Once the refund request is being validated, Prestashop undertakes to refund the Customer within 30 days following the refund request.