Activation error XP-640 in Error with activation program and technical issues with the printer Posted June 9, 2021 Firmware update process worked fine, when I launch the activation app, it first says wait for update before online activation. Once the update is done I get the error code when clicking online activation.
Activation error XP-640
in Error with activation program and technical issues with the printer
Posted
Firmware update process worked fine, when I launch the activation app, it first says wait for update before online activation. Once the update is done I get the error code when clicking online activation.