How to Manually Clean Clogged Ink Cartridges. 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.

A hidden option in the OS X print system may allow you to toggle the option to clean your printer's heads.

How to Clean a Print Spooler. It's likely you use a printer in your business to create letters, invoices and other important documents.