9 Replies Latest reply: Feb 6, 2013 9:38 AM by Frank Caggiano
phuzzy Level 1 Level 1 (0 points)

I want to erase space from my external hard drive but when I select "unmount" I get a message that says" couldn't unmpunt disk"  How do I "unmount" my disk to erase space on my external hard drive?

Macintosh, Mac OS X (10.6.3)