Check the box next to Main pad counter and click the Check button. The program will query the printer and display the current point count and percentage fullness.
Every Epson printer has an internal waste ink pad that absorbs excess ink used during the print head cleaning process. To prevent this pad from overflowing and causing a mess inside your printer, Epson has programmed a counter to track its usage. When this counter reaches a predetermined limit, the printer locks itself and displays the “Service Required” or “Printer's waste ink pad is at the end of its service life” error.
Due to the nature of third-party software, it is not possible to provide a single verified download link. However, many reputable technical forums and websites offer this utility. Below is a table of some commonly cited sources. Please use your discretion and ensure your antivirus is active after using the tool.
Ensure the printer is powered on and no other print jobs are in the queue. : Open the AdjProg.exe file.
: Do not download the adjustment program from untrustworthy sources. These files can sometimes be bundled with actual malware. Always scan downloaded files with your antivirus after extracting them.
Ensure the Epson L121 driver is installed from Epson’s official website. The adjustment program requires the standard driver to communicate via USB.
While effective for extending a printer's life, using this program involves significant trade-offs:
✅ : Physically clean or replace the waste ink pad before resetting the counter.