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pro 2015 slow upgrade to high sierra

  1. A

    30 hours and counting to download high sierra on a 2015 iMac pro

    I have a macbook pro 2015 (bought new from best buy 2017) and had this problem from the moment I removed it from the box. When I bought it, it had the old operating system, I think it was OS X Yosemite. They just came out with el Capitan, so before I cluttered up the computer I downloaded...