The most recent version of printer firmware for the E400 printer is v 0.31, released Februart 2020.
This firmware can be loaded on the Everest 400 printer in the 5410N, 5400N, 2410, 2400, 3410, or 3400.
Tip: If you are using Remote Desktop Connection to run the Automatic Updater remotely, you must uncheck the Printer box on the Local Resources tab prior to connecting.