Word will normally print to the default Windows printer, though you can set an alternative 'active printer' which will remain the printer Word prints to for the current session, or until changed to another. Where you have more than one printer - e.g. a laser printer for draft work, a colour printer for photographs, or maybe a fax driver - and you regularly switch between them; you can lose track of which printer the document will be sent to.
Print to a specific printer.
See
Microsoft-Links.com for more tips and tutorials!
Cheers!