Here are some steps you can take to troubleshoot a printer that is not printing in color:

1. Check if the ink cartridges need replacing. It could be a sign that your cartridges are running low or defective.
2. If the printer is not recognizing the ink cartridges, ensure that they are installed correctly.
3. Try performing a nozzle check. This will print a pattern of all the colored inks. If any colors are missing or faded, it is an indication that the cartridge needs replacing.
4. Cleaning the printhead can help resolve any issues with print quality. You can do this through the printer driver software or the printer settings menu.