main program upgrade wf-c5790

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    WF-C5790 - Upgrade/Recovery Mode for Main Program

    Epson C5790 Printer Firmware Issue I have an Epson C5790 printer that I tried to chipless, but encountered an error during the firmware installation process. The printer now displays a black screen with the message program upgrade/recovery mode MAIN in white letters. Troubleshooting Steps...
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    • main program upgrade wf-c5790 upgrade/recovery mode main wf-c5790 wf-c5790 main recovery mode wf-c5790 program recovery/update wf-c5790 recovery mode wf-c5790 upgrade program
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    • Forum: Chipless Epson

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