unable to select security options in disk utility

Discussion in 'OS X Mountain Lion (10.8)' started by anonymous4a, Sep 18, 2012.

  1. macrumors 6502

    Aug 6, 2012
    I'm trying to delete my hard drive and restore my os x to factory settings.. When I go to disk utiity and select my main hard drive, I go to erase.. but security options is not clickable.. why is this ? I want to select zero out option in security options
  2. macrumors 68020


    Feb 16, 2012
    You can erase your main hard drive, it's where disk utility is stored.
  3. thread starter macrumors 6502

    Aug 6, 2012
    I forgot to mention, on startup, I held down cmd and R so I'm in recovery mode now. I clicked erase, but security option is unclickable

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