300 dpi print - the optimal print resolution

Nov 19, 2020
What does 300 dpi actually mean and how do I calculate 300 dpi? The term dpi comes from the English 'dots per inch' and denotes 300 dots (pixels) per inch (inch).

DPI vs PPI the difference

Nov 18, 2020
Why do so many keep dpi and ppi the same? When is it dpi and when is it ppi? And above all: what is the difference?