the fez, 09/11/2011 16.09: non ci sto capendo molto. per lion* non serve? posso seguire la tua guida senza prima riscaricarlo e metterlo su chiavetta? *lion è l'ultimo sistema operativo ? (faccio sempre confusione tra le bestie apple... lion, tiger, leopard...)
Recovery HD OS X Lion includes a built in set of utilities in the Recovery HD. Restart your Mac and hold down the Command key and the R key (Command-R), and keep holding them until the Apple icon appears, indicating that your Mac is starting up. After the Recovery HD is finished starting up, you should see a desktop with a Mac OS X menu bar and a "Mac OS X Utilities" application window