If printer is offline whit does this mean

For XP
Turn printer on
Start
Settings
Printers and faxes
Left click the printer icon
Click the word printer
Remove check from use printer offline, and make sure it is set as default printer and restart your computer

For Windows 7
Turn printer on
Start
Programs
Devices and Printers
Right click the printer icon
Click see what’s printing
Click the word printer
Remove check from use printer offline
Make sure it is your default printer and restart your computer