Brian Potkin

Thank you @tillkamppeter @wifiprintguy I will draw the user's attention to both your replies but will advise that he install HPLIP for his printing needs. My interest in this device...

From error_log.txt: > [Job 377] argv[5]="Duplex=None... Doesn't look like a CUPS or cups-filters issue to me.

Possibly the same as [this issue](https://github.com/OpenPrinting/cups/issues/643). (A standard CUPS installation on Ubuntu would involve cups-browsed, which would use an _implicitclass_ URI. ET-3850_std uses _dnssd://..._; interesting).

> For proprietary legacy CUPS drivers, like the one from Samsung, we have also a solution, the so-called Legacy Printer Application. It sees classically installed classic CUPS drivers, independent whether...