So, you’ve hit the waste ink pad limit. Here are three legitimate paths forward:
Yes, most verified versions run fine in Windows 11 if you disable driver signature enforcement temporarily. epson+l6490+adjustment+program+verified
It is important to note that Epson officially discourages the use of third-party adjustment programs. Instead, they provide the Epson L6490 Printer Reset Utility (where available by region) on their official support site. So, you’ve hit the waste ink pad limit