Clogged ink cartridges cause skipping and areas of inconsistent ink output when you print. A fully clogged cartridge print head won't print at all. This happens most often when an ink cartridge is ...

Remove the affected ink cartridge and turn it upside-down. The metallic rectangle on its underside is the print head. Dip the end of a cotton swab in glass cleaner. Gently clean the print head ...