Ensure the version you use is specifically for the L3210 series . Using a program meant for a different model can "brick" the printer's firmware.
: A prompt will ask you to turn off the printer. Power it down, then turn it back on to clear the error. Common Errors Fixed by This Tool Adjustment Program Epson L3210
: Ensure your printer is powered on and connected directly to your computer via a USB cable . Launch the Tool : Open the AdjProg.exe file. Ensure the version you use is specifically for
: A prompt will tell you to turn off your printer. Turn it off, click OK , then turn it back on. Important Reminders Adjustment Program Epson L3210