How To Downgrade Firmware Epson EP-4004

Why Use Epson EP-4004 Firmware Key

– Epson EP-4004 downgrade firmware key: this is required when NON-ORIGINAL ink cartridges are NOT recognized by the printer. This is because printers’ firmware has been updated from the Epson server to the newest firmware where not original ink cartridges are forbidden to be used. In this case, You have to Downgrade firmware back to old.

Wicreset Downgrade Firmware Key
Wicreset Downgrade Firmware Key
Downgrade firmware key: this is required when NON-ORIGINAL ink cartridges are NOT recognized by the printer. This is because printers' firmware has been updated from the Epson server to the newest firmware where not original ink cartridges are forbidden to be used. In this case, You have to Downgrade firmware back to old.
– Driver of Epson EP-4004 printer automatically updates firmware to the latest version, causing the printer to no longer detect ink cartridges, red light, and error light with Epson EP-4004 Incompatible Ink Cartridge error message and can not print.
Epson EP-4004 Incompatible Ink Cartridge

– When the Epson EP-4004 printer is updated to the new firmware, only genuine ink cartridges are received but not compatible ink cartridges. If we try to insert a compatible ink cartridge into the EP-4004 printer, the printer will warn not to recognize the cartridge and give error messages: Epson EP-4004 Incompatible Ink Cartridge, ink cartridges are not recognized, the ink cartridge is not recognized.
– This article shows how to downgrade the firmware version for Epson EP-4004. Fix Epson EP-4004 printer error not recognizing external ink cartridges: Epson EP-4004 Incompatible Ink Cartridge, ink cartridges are not recognized, the ink cartridge is not recognized.
– After Downgrade Firmware for Epson EP-4004 printer, the printer can recognize the ink cartridge or we can install a compatible ink cartridge for Epson EP-4004 printer.
– Epson EP-4004 firmware key can fix data recovery mode errors, freezes, and cannot boot into normal mode.

How to downgrade firmware Epson EP-4004

– Unplug all USB connections to the computer except keyboard, mouse, and Epson EP-4004 printer need to downgrade firmware version.
– Download Downgrade Firmware Epson EP-4004:
– Free Download Software Downgrade Firmware Epson EP-4004 for Windows:
– Free Download Software Downgrade Firmware Epson EP-4004 for MAC OS:
Step1.: Install the Wicreset software, then check if the Epson EP-4004 printer is supported with the firmware change feature:

Key Firmware Epson EP-4004 Step 1

– If supported, we see how to enter Service Mode (Update Mode) for Epson EP-4004 color printer
Step2.: Connect the Epson EP-4004 printer to the computer with a USB cable, then click Change Firmware to see how to enter Service Mode.
Key Firmware Epson EP-4004 Step 2

– How to enter Service Mode:
Key Firmware Epson EP-4004 Step 3

Step3.: Select Epson EP-4004 printer to Downgrade Firmware.
Key Firmware Epson EP-4004 Step 4

Key Firmware Epson EP-4004 Step 5

Step4.: Select Epson EP-4004 printer then click Update.
Key Firmware Epson EP-4004 Step 6

Step5.: select Yes to continue.
Key Firmware Epson EP-4004 Step 7

Step6.: Enter the Epson EP-4004 Firmware Key, then click OK.
Key Firmware Epson EP-4004 Step 8

Step7.: Wait for the software to automatically downgrade the firmware version for Epson EP-4004 printer.
Key Firmware Epson EP-4004 Step 9

Step8.: Click OK to complete the firmware version downgrade process for Epson EP-4004 printer.
Key Firmware Epson EP-4004 Step 10

Step9.: Check the EP-4004 printer firmware after downgrading the version.
Key Firmware Epson EP-4004 Step 11

Video tutorial to downgrade Epson EP-4004 printer version:

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#Epson EP-4004 red light
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#Epson EP-4004 firmware error
Wicreset Downgrade Firmware Key
Wicreset Downgrade Firmware Key
Downgrade firmware key: this is required when NON-ORIGINAL ink cartridges are NOT recognized by the printer. This is because printers' firmware has been updated from the Epson server to the newest firmware where not original ink cartridges are forbidden to be used. In this case, You have to Downgrade firmware back to old.

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