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unfuse

  1. memo06dic

    Replacing 1TB FD with internal 2.5" SSD iMac 2017

    Hi, I am planning on replacing my 1TB Fusion Drive with a 2.5" internal 250GB Samsung 850 EVO SSD. After the installation I plan to use the 32GB SSD portion as a scratch disk. Do I need to 'unfuse' my Fusion Drive before removing the HDD?