HT3680: Mac OS X: About Disk Utility's erase free space featureLearn about Mac OS X: About Disk Utility's erase free space feature
359 Views 2 Replies Latest reply: Feb 5, 2013 5:31 AM by noondaywitch
Currently Being ModeratedFeb 5, 2013 5:31 AM (in response to comakid07)
Your startup disc is the internal HD of your Mac - the volume "Macintosh HD", unless you're booting from an external clone or a DVD.
If you meant an installer DVD, 10.7 (Lion) doesn't come with one.