The key on the bottom of the laptop is a key for windows, not office. look in your computer's packaging for a card with the office key on it. if you can't find it, either go to where you bought the computer or call the manufacturer to get your key.. Buongiorno a tutti avrei bisogno di u n codice product key valido 2010 che ilo mio dicono che none a tivo. vincenzo magro