This tutorial will show you how to convert color Images to Black and White using GIMP using three different methods.

How to Change an Adobe InDesign Document to Grayscale. Converting InDesign documents to grayscale enables you to print a PDF on a monochrome printer or save colored ink when using a color printer.

Windows does not have a native tool to convert your color .PNG image files to grayscale, the technical term for "Black and White." If you have a .PNG that you want to convert to grayscale, you do ...