: It can perform nozzle checks and cleans for free, but resetting the waste counter usually requires a paid "Reset Key" Step-by-Step Reset Instructions
There is no official Epson website for these tools; they are typically hosted on printer service forums and tech blogs.
If you answered “no” to any of the above, do not proceed. Search instead for “Epson L5290 service mode reset with OEM key” or simply pay for a verified tool.