The adjustment program is often flagged by antivirus software as a "HackTool" or "Potentially Unwanted Program" because it interacts with the printer firmware. You must temporarily disable your antivirus, or the program will be deleted.
Epson EcoTank printers like the L382 use internal sponges (waste ink pads) to absorb excess ink during cleaning cycles. Once the printer’s software determines these pads are "full"—typically indicated by —it will stop printing entirely to prevent leaks. The Adjustment Program (also known as a Resetter) is the only software tool capable of resetting this digital counter to 0% so you can resume printing. Step-by-Step: How to Reset Epson L382 Waste Ink Counter Reset Epson L382 Adjustment Program