Q A friend of mine suggested that I "defragment" my computer every once in a while. He says it will boost performance, but he also said it will move my data around. I tend to be very organized as to ...

Q. Often when I go to defrag my computer, I have to analyze the drive first to see if it needs to be defragged. Most of the time it says it doesn’t need to be. Is it OK to defrag anyway? Will it hurt ...

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