Adjustment Program For Epson L121 [verified] • Direct Link

– The printer has a built-in counter for waste ink absorbed by the maintenance box/pads. When this fills, the printer stops working and shows "Service required" or a blinking error. An adjustment program resets this counter.

The program will ask you to turn off your printer. Switch it off, wait 10 seconds, and turn it back on. adjustment program for epson l121

Never use an L120 or L3110 resetter on an L121. Using the wrong firmware tool can "brick" your printer (make it permanently unusable). Conclusion – The printer has a built-in counter for

If you are looking for "deep" cleaning or quality adjustments rather than a counter reset, use the built-in Epson utilities: wait 10 seconds