Beyond resetting waste ink counters, this tool offers several maintenance functions:

Epson printers like the M2120 use internal counters to estimate the amount of waste ink collected in the maintenance pads. When this counter reaches a specific threshold, the printer triggers a or "E-11 ink pad needs service" error.

Follow these steps to perform a successful reset. Note that these tools generally require a and a direct USB connection . YouTube·Bilal's Workshop - Technologist and Vlogger