All claims and the complete servicing of our products are provided by our authorized service partner, BELS.cz. The form can be found on our website in the "Contact" section, which must then be filled out, along with the address of the service centre. Please be sure to include all necessary information, including the serial number of the product. This will allow the service technician to start working on your request as soon as possible. We apologise if your product is not working properly.