leaving the external drive plugged

Discussion in 'Mac Accessories' started by macswitcha2, Sep 16, 2009.

  1. macswitcha2 macrumors 65816

    Joined:
    Oct 18, 2008
    #1
    Is leaving it in ok as I erase my hard drive, and install snow leopard? How can I guarantee that my external hard drive won't be erased?
     
  2. DewGuy1999 macrumors 68040

    DewGuy1999

    Joined:
    Jan 25, 2009
    #2
    I've always followed the advice to dismount and unplug any external drives before doing any kind of system updates.
     

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