– Epson wants you to pay for service. Use third-party tools at your own risk.
Many regions have non-replaceable waste ink pad – you must use a resetter or pay a service center. Epson L6290 Resetter
An is a software utility (occasionally a hardware dongle) designed to reset the printer’s internal waste ink counter. It is not an official Epson tool; it is a third-party service utility that emulates the software Epson technicians use. – Epson wants you to pay for service