To clear the error, check the "Main pad counter" box again and click "Initialize."
Download the “Epson L3115 Resetter Adjustment Program” from a trusted source. Be aware that many free downloads contain adware or bundle offers. Extract the ZIP/RAR file to a folder on your desktop. Epson L3115 Printer Resetter Adjustment Program
You will hear the printer whirr and click for 10-15 seconds. To clear the error, check the "Main pad
: Resets the waste ink pad counter back to 0%. To clear the error
How to Reset an Epson Printer for FREE - automatedecd - GitHub Pages