Epson L4150 L4160 L4170 Resetter Adjustment Program ^hot^ Jun 2026

Alternating flashing of the red ink and paper lights on the printer control panel.

The Epson Adjustment Program is an official-grade service utility used by certified technicians to perform deep-level maintenance on Epson printers. Unlike standard printer drivers, this software establishes direct communication with the printer's EEPROM memory chip, allowing users to access features typically hidden from the average consumer.

It’s a safety feature, but it feels like a planned obsolescence tactic. The official solution from Epson is usually a service center visit, which can cost as much as a new printer. Epson L4150 L4160 L4170 Resetter Adjustment Program

After a brief loading moment, a pop-up window will say: "Please turn off the printer."

To avoid malware, verify the tool’s hash (example values – obtain from trusted source): Alternating flashing of the red ink and paper

Using the Adjustment Program is generally safe when following the instructions correctly, but there are important considerations:

: The most common use—zeroing out the counter to unlock the printer. It’s a safety feature, but it feels like

To appreciate why the resetter is necessary, it helps to understand how Epson printers manage excess ink. Inside every Epson inkjet printer lies one or more —absorbent felt-like materials designed to capture and store excess ink generated during:

Check your USB cable connection. Make sure the printer is turned on and that no other printing apps or drivers are currently using the port. "Model ID Desmatch"

This locking mechanism is intended as a protective measure: if the waste ink pads become fully saturated and are not cleaned or replaced, excess ink could eventually leak inside the printer, causing internal damage and potentially creating a mess. However, Epson does not provide an easy way to reset this counter through standard user interfaces—hence the need for the Adjustment Program.