The Epson L3251 Adjustment Program (also known as a resetter tool or service utility) is a proprietary software application designed for exclusive service-level access to the Epson EcoTank L3251 multifunction printer. Unlike standard drivers or maintenance utilities available to the public, this program is intended for authorized Epson service centers and qualified technicians.

Its primary functions include:

If you have physically replaced your waste ink pads (or installed an external waste ink tank), you must initialize the counter to zero so the printer knows the pads are fresh.

| Feature | Official Service Center Version | Public "Exclusive" Version | | :--- | :--- | :--- | | Availability | Technicians only | Forums, torrents, resellers | | Cost | Part of service contract | Free to $20 | | Region lock | Yes (e.g., EU vs. Asia) | Usually patched (unlocked) | | Warranty impact | None | Void if detected | | Safety | High | Moderate (risk of bricking) |