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View all drives in mac lion

Do you also feel the need to see all the files and folders that your mac has

it is very easy and simple to do 

  1.  Press ALT + TAB and select finder you should see this at the top selection menu 
  2. Then Click on Finder and then on Preferences
  3. You will see a menu like this 
Now all you need to do is just check all the Hard Disk and External Drive boxes and you are done.

Let me know if you have any more issues I'll be more than happy to help.

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