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Why is OS X v10.7.3 Lion performance slow?

339 Views 7 Replies Latest reply: May 6, 2012 8:12 AM by Csound1 RSS
tman001 Calculating status...
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May 6, 2012 6:15 AM

My MacBook Pro has been running quite slow ever since upgrading from Snow Leopard to OS X Lion 10.7.3. Applications were already very slow to quit in Snow Leopard but are incredibly slow in Lion. I often have to force quit. Any clues?

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