These programs run on your computer (usually Windows) and reset the printer's internal logic via a USB connection. Epson Maintenance Box
Before searching for a "resetter epson l6270," confirm that your printer is actually locked. Look for these symptoms:
: Resetter software often includes shortcuts for high-level cleaning like ink charging printhead cleaning beyond what is available in the basic driver. wic-reset.com Comparison of Resetter Types Physical Chip Resetter Software Utility (WIC/Adjustment) Maintenance Box (T04D1) Waste Ink Counter & Diagnostics Touching contacts to the box chip Running a program via USB cable Recurring Cost One-time purchase ($10–$20) Often requires a "Key" per reset ($10) how to use