Fix Epson Error W-12: WiFi Connection Error
warning Severity: warning
If your Epson printer is displaying error W-12, do not worry – this is a known issue with a proven fix. This error typically indicates wifi connection error that can usually be resolved without a service call. Follow the steps below to clear this error.
What Causes Epson Error W-12?
This error can be triggered by one or more of the following issues:
- WiFi password incorrect or changed
- Printer too far from the wireless router
- Router using 5GHz only and printer requires 2.4GHz
- WiFi module lost its configuration
- IP address conflict on the network
How to Fix Epson Error W-12
Follow these steps in order. After each step, check whether the error has cleared before proceeding to the next one.
- Step 1: Restart the printer and wireless router
- Step 2: Re-run the WiFi setup wizard from the printer’s control panel
- Step 3: Ensure the router is broadcasting on 2.4GHz
- Step 4: Verify the WiFi password is correct
- Step 5: Move the printer closer to the router
- Step 6: Assign a static IP address to the printer through router DHCP reservation
- Step 7: Update the printer firmware
Affected Epson Printer Models
The following Epson printer models are known to display error W-12:
- Epson EcoTank ET-2850
- Epson WorkForce Pro WF-4830
- Epson EcoTank ET-4850
- Epson Expression Photo XP-8700
- Epson WorkForce Pro WF-7840
- Epson EcoTank ET-2800
- Epson WorkForce WF-2960
Related Epson Error Codes
If you are troubleshooting error W-12, these related error codes may also be relevant:
- E-01 – General Printer Error
- E-10 – Ink Pad End of Life
- 000031 – Scanner Unit Open
- 0x97 – Internal Circuit Board Error
- W-01 – Paper Jam
Frequently Asked Questions
What does Epson error W-12 mean?
Error W-12 indicates the printer cannot establish or maintain a WiFi connection. The wireless communication has failed.
Why does my Epson printer keep losing WiFi?
Common causes include weak signal, IP address conflicts, and router compatibility issues. Assign a static IP, ensure 2.4GHz band is available, and position the printer within good range of the router.
Error still not resolved?
If the steps above did not fix the error, the issue may require professional service. Contact the manufacturer support line or visit an authorized service center near you.