Keep in mind that you'll have to repeat the same steps for each print job you want using black and white colors. If you only need to print part of a web page, you can always save more ink by selecting Current page or using the Page range option under Pages to specify the pages you want to print.
Of course, this is not only a good idea when you need to print web content, but also when printing PDF files that you're not planning to keep around for a long time. Once you completed the steps, your print job should come out using black and white colors. Quick Tip: Under Output quality, you can use the Draft option to save even more ink. Scroll and find the Output options, and on Color mode select Monochrome from the drop-down menu. How to print pages in black & white on Microsoft Edge There can sometimes be issues with the built in PDF viewer, which may cause fonts or TikZ drawings to appear incorrectly, and cause some images not to.