Epson actively releases firmware updates (e.g., FW 1.0.8 or later) to block generic resetters. reverse-engineers these updates. It injects a reset command that the new firmware cannot ignore. Older versions fail silently, leaving you with a bricked printer.
The (often called a "resetter" or "service program") is a proprietary Windows-based software that bypasses this lockout, resets the counter, and allows you to perform critical maintenance. epson l6170 adjustment program better