Double sided printing SCX-4623f

[onqun]

HEllo everyone, I have a scx-4623f I am trying to print double side with my mac. it saysyou can do it manually i couldnt find how. I downloaded. easy printer management app, it doesnt see my printer. Drivers are old. my mac is 10.13.6

[ChrisM]

Hi @onqun 

Samsung Printer support is now being managed by HP.  The number to call to reach a HP agent is +44 (0)207 949 0416. You may also try the HP Support Web at www.hp.com/support/samsung. Hope this helps!