There are several reasons why you might need to reset your Epson WF-3720. You may be troubleshooting a error code, clearing a paper jam message that won't go away, or preparing the printer for a new owner.
If you have replaced the pads (or are willing to risk it), you need the Epson Adjustment Program.
If your printer is locked with a "Service Required" error (red light), a standard factory reset will not work. This error means the waste ink pads are full. how do i reset my epson wf 3720 printer full
Step 2: Connect to the PC
, use the "Clear All Data and Settings" option within the printer's control panel menu. This process erases all customized configurations, including network settings, fax data, and contact lists, returning the device to its out-of-the-box state. How to Reset the Epson WF-3720 Guide: How to Reset the Epson WF-3720 Printer
Enter Service Mode:
I tried multiple button combinations (holding Stop + Power, etc.). On the WF-3720, there is no consumer-accessible hard reset button combo that resets the waste ink counter. This was frustrating. Download and install the Epson Adjustment Program :
After successfully resetting your Epson WF-3720 “full”, complete these steps to get running again: