I am trying
lp -o saturation=0 -o /file/path
This is a coloured pdf file and I want a black and white printout of it. Why am I still getting colour print out? Where am I mistaking?
My printer is : HP Deskjet Ink Advantage 1515
I am trying
lp -o saturation=0 -o /file/path
This is a coloured pdf file and I want a black and white printout of it. Why am I still getting colour print out? Where am I mistaking?
My printer is : HP Deskjet Ink Advantage 1515