A:Answer The black ink cartridge will only fit int he black ink cartridge slot. If you want to print a black and white document using black ink only, do one of the following according to your operating system.
◦ On Windows: Open your printer software, click Set Preferences. On the Paper/Quality tab, click
Advanced. Select Black Ink Only from the Print in Grayscale drop-down list under Printer Features.
◦ On Mac: From the Print dialog box, choose the Paper Type/Quality pane, click Color Options, and
then choose Grayscale from the Color pop-up menu