This is where the comes into play. This article explains what this program is, why you need it, how to use it safely, and the risks involved.
From the list, find and select Waste ink pad counter and click OK. Epson L3251 Adjustment Program
Epson L3251 Adjustment Program: The Ultimate Maintenance Guide This is where the comes into play
A: This means you have a relatively new version of the program or a genuine copy. A key is a unique alphanumeric code tied to your printer’s serial number. You either need to purchase a key from a reset service provider or find a patched version of the program that bypasses the key check. Resetting the counter via the does not empty
Resetting the counter via the does not empty the physical waste ink pad. It only tells the printer the pad is "new." If you reset the counter without physically cleaning or replacing the pad, ink will eventually leak out of the bottom of your printer, destroying your desk and potentially shorting the mainboard.