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Q: Mac Book Pro, cannot upgrade to OS Seirra

  • Cannot upgrade OS El Capiton to OS Sierra.
  • my lap top is Mac Book Pro
  • I have enough space on my machine.
  • Some problem is there to upgrade.

Mac Book Pro, Mac OS X (10.6.2), Have windows PC also

Posted on Oct 19, 2016 11:43 PM

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Q: Mac Book Pro, cannot upgrade to OS Seirra

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