How To Downgrade Firmware Epson PX800FW

Why Use Epson PX800FW Firmware Key

– Epson PX800FW 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 PX800FW printer automatically updates firmware to the latest version, causing the printer to no longer detect ink cartridges, red light, and error light with Epson PX800FW Incompatible Ink Cartridge error message and can not print.

– When the Epson PX800FW 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 PX800FW printer, the printer will warn not to recognize the cartridge and give error messages: Epson PX800FW 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 PX800FW. Fix Epson PX800FW printer error not recognizing external ink cartridges: Epson PX800FW Incompatible Ink Cartridge, ink cartridges are not recognized, the ink cartridge is not recognized.
– After Downgrade Firmware for Epson PX800FW printer, the printer can recognize the ink cartridge or we can install a compatible ink cartridge for Epson PX800FW printer.
– Epson PX800FW firmware key can fix data recovery mode errors, freezes, and cannot boot into normal mode.

How to downgrade firmware Epson PX800FW

– Unplug all USB connections to the computer except keyboard, mouse, and Epson PX800FW printer need to downgrade firmware version.
– Download Downgrade Firmware Epson PX800FW:
– Free Download Software Downgrade Firmware Epson PX800FW for Windows:
– Free Download Software Downgrade Firmware Epson PX800FW for MAC OS:
Step1.: Install the Wicreset software, then check if the Epson PX800FW printer is supported with the firmware change feature:

– If supported, we see how to enter Service Mode (Update Mode) for Epson PX800FW color printer
Step2.: Connect the Epson PX800FW printer to the computer with a USB cable, then click Change Firmware to see how to enter Service Mode.

– How to enter Service Mode:

Step3.: Select Epson PX800FW printer to Downgrade Firmware.


Step4.: Select Epson PX800FW printer then click Update.

Step5.: select Yes to continue.

Step6.: Enter the Epson PX800FW Firmware Key, then click OK.

Step7.: Wait for the software to automatically downgrade the firmware version for Epson PX800FW printer.

Step8.: Click OK to complete the firmware version downgrade process for Epson PX800FW printer.

Step9.: Check the PX800FW printer firmware after downgrading the version.

Video tutorial to downgrade Epson PX800FW printer version:

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