How do I upgrade from MAC OSX 10.7.5 to Mavericks?
MacBook Pro (15-inch Early 2011), Mac OS X (10.7.5)
Posted on Mar 25, 2014 6:48 PM
Q: upgrade from osx 10.7.5
Make a backup.
Download mavericks from the Mac App Store and let it install.
Back up your data, open the Mac App Store, and download Mavericks.
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