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need to downgrade operating system from os x capitan 10.11.1 to os x Snow Leopard 10.6

I can not use my pro tools interface or install all my music prog. on new system operations, i have to go back to Lion or snow Leopard

Posted on Nov 28, 2015 3:54 PM

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need to downgrade operating system from os x capitan 10.11.1 to os x Snow Leopard 10.6

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