How to make Epson WF-3721 Chipless with Chipless Firmware

After You change Your Epson WF-3721 printer to Chipless version, You would be able to install CISS or refillable Ink Cartridges without IC Chips.

You may be able to installation Chipless Firmware unlimited times on Epson WF-3721 printer.

Make Your Epson WF-3721 Chipless by YourSelf
Make Your Epson WF-3721 Chipless by YourSelf

Please don’t be afraid Epson WF-3721 printer can update by Epson server – You can install Chipless Firmware back. Not have to pay every time. Pay once. Forever!

Get Serial Number for making Epson WF-3721 Chipless [BUY HERE]

How to make Your Epson WF-3721 Chipless by YourSelf

You can easily Download Epson WF-3721 Chipless Firmware for free at the end of this post. And you can find how to receive Serial Number for making Epson WF-3721 printer Chipless here

Make Your Epson WF-3721 printer Chipless – What does it mean?

Soon after You modify Epson WF-3721 printers Firmware – Epson WF-3721 printer will not require Ink Cartridges (IC Chips on cartridges) anymore. You will not need to reset ink chips or change them if they are broken.

Whats more? You can easily use CISS or Refillable Ink Cartridges on those printer models that doesnt have AutoReset Chips developed yet!

Instead of using expensive Epson OEM Ink Cartridges – You should use third party Ink Cartridges, CISS or Refill Cartridges now!

Epson WF-3721 printer Chipless – How It works?

It will work for supported printers only and work with Epson WF-3721 printer.

You have to update Epson WF-3721 printer with Epson original firmware. Run ChipSolutions software and enter Serial Number – that all. It is easy as ABC!

Full Manual how to perform Epson WF-3721 printer’s firmware updates You can find on Download Page after purchasing Serial Number.

To make Epson WF-3721 printer chipless:

1. Download Epson WF-3721 printer Firmware from here – [Download Epson WF-3721 Firmware]

2. Connect Epson WF-3721 Printer to PC.

Epson WF-3721 printer drivers are not required. Ink cartridges are not required.

3. Update Epson WF-3721 Printer Firmware by downloaded Firmware.

4. Order and pay for Epson WF-3721 printer’s Serial Number here [BUY SERIAL NUMBER]. After order is complete and payment accepted You’ll get Serial Number and Step-by-Step manual.

5. Run License.exe application.

6. Enter Serial Number and finish chipless process. BUY SERIAL NUMBER HERE

For each Epson printer model You have to follow manual for specific printer model. You can be able to download manual for the Epson WF-3721 printer after purchasing Serial Number.

If your Epson WF-3721 printer will update from Epson server – You can roll back Chipless firmware anytime You want.

Chipless Firmware Manual for Epson WF-3721

Notes: This is demo for Epson XP630, You can be able to download manual for the Epson WF-3721 printer after purchasing Serial Number

Step 1. Connect the Epson WF-3721 printer to PC by proper USB cable.

Step 2. If the Epson WF-3721 printer is in Ready to Print mode and doesn’t have any errors – Ink Out, Ink

Cartridges not recognized, Paper Jam, Fatal error, General error etc – go to Step 4

Step 3. If your Epson WF-3721 printer has some kind of error condition – You have to put the Epson WF-3721 printer in special

Firmware Update Mode. In this case ink cartridges are not required and the Epson WF-3721 drivers

are not required also.

Power OFF your Epson WF-3721 printer and not more then in 1 minute press and hold buttons:

STOP + LEFT ARROW +HOME + POWER – wait until on printer monitor you wil see

WHITE text – Firmware Update Mode – then Release all buttons.

If text is in red color – that is wrong mode. Try once more time.

Turn the Epson WF-3721 printer program update mode step 3

Fourth Now You have to upload Firmware to your Epson WF-3721.

Run EPFWUPD.EXE file and follow all steps until Firmware will upload in the Epson WF-3721.

After Firmware Update is finished – all LEDs will blink simultaneously – your Epson WF-3721 will go


Press OK button to turn off the Epson WF-3721 printer.

Press OK button to turn off the Epson printer.

Next: Switch ON the Epson WF-3721 printer.

Next Run License.exe file, Choose Language. Select Epson WF-3721 printer model.

run license.exe program

Next step: Click Activate Online button and Enter Serial Number and click OK.


Enter Serial Number

At the end time: Reboot your Epson WF-3721 printer. That all. Now Epson WF-3721 printer will recognize ink cartridges even if they are

not installed.

WARNING: Copy and Save Recovery Code from upper window. It will be required if

Epson WF-3721 printer will update firmware from Epson server and You wish to restore Chipless

Firmware in Epson WF-3721 printer. Just Put Recovery Code to lower window and Click Recover

Disable automatic firmware update in Epson WF-3721 printer settings!

Disable automatic firmware update in printer settings!