Locate the small (pinhole) on the back of the device .
| Problem | Solution | | :--- | :--- | | | The touchscreen may be dead. Use the Epson WF-3720 Web Config tool (type printer’s IP into a browser). Go to Device Management > Restore Defaults . | | Password not 1111 | You have to perform the hardware button sequence (Part 3, Method B). No backdoor exists for a changed admin password otherwise. | | Error remains after reset | You have a hardware failure (printhead or mainboard). A reset will not fix a physical jam or burned motor. | | Reset utility can’t connect | Disable firewall and antivirus. Use USB cable directly, not Wi-Fi. The utility requires a RAW connection to the printer’s EEPROM. | how do i reset my epson wf 3720 printer full
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