Chipless Printers
Why Use Epson BX320FW Firmware Key
– Epson BX320FW 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.
– When the Epson BX320FW 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 BX320FW printer, the printer will warn not to recognize the cartridge and give error messages: Epson BX320FW 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 BX320FW. Fix Epson BX320FW printer error not recognizing external ink cartridges: Epson BX320FW Incompatible Ink Cartridge, ink cartridges are not recognized, the ink cartridge is not recognized.
– After Downgrade Firmware for Epson BX320FW printer, the printer can recognize the ink cartridge or we can install a compatible ink cartridge for Epson BX320FW printer.
– Epson BX320FW firmware key can fix data recovery mode errors, freezes, and cannot boot into normal mode.
How to downgrade firmware Epson BX320FW
– Unplug all USB connections to the computer except keyboard, mouse, and Epson BX320FW printer need to downgrade firmware version.
– Download Downgrade Firmware Epson BX320FW:
– Free Download Software Downgrade Firmware Epson BX320FW for Windows: 
– Free Download Software Downgrade Firmware Epson BX320FW for MAC OS:
Step1.: Install the Wicreset software, then check if the Epson BX320FW printer is supported with the firmware change feature:
– If supported, we see how to enter Service Mode (Update Mode) for Epson BX320FW color printer
Step2.: Connect the Epson BX320FW 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 BX320FW printer to Downgrade Firmware.
Step4.: Select Epson BX320FW printer then click Update.
Step5.: select Yes to continue.
Step6.: Enter the Epson BX320FW Firmware Key, then click OK.
Step7.: Wait for the software to automatically downgrade the firmware version for Epson BX320FW printer.
Step8.: Click OK to complete the firmware version downgrade process for Epson BX320FW printer.
Step9.: Check the BX320FW printer firmware after downgrading the version.
Video tutorial to downgrade Epson BX320FW printer version:
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