Undo Write Protect on a MacBook Hard Drive

I accidentally write protected my hard drive and now I don't know how to change it back.
I can't save anything to the hard drive now.
Please help.
Thanks
DR
1 answer Last reply
More about undo write protect macbook hard drive
  1. Please don't double post. Go here:

    http://wiki.answers.com/Q/How_do_you_turn_off_write_protect_Mac_OS_X

    Same answer is on your other thread.
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