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My MacBook® (covers OS X Mavericks on MacBook, MacBook Pro, and MacBook Air), Fourth Edition by John Ray

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15. Upgrading Your Mac

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In this chapter, you learn how to upgrade the built-in capabilities of your Mac’s hardware and software, including:

→ Upgrading the built-in memory

→ Reinitializing the boot volume

→ Using external storage devices

→ Finding Thunderbolt devices

It’s amazing how quickly “more than I’ll ever use” becomes “less than I need.” Even though your Mac likely came with at least 4 gigabytes of memory and a few hundred gigabytes of storage, chances are you’ll eventually need more. Some Mac models’ internal memory can be upgraded, but hard drives require potentially warranty-voiding surgery. Thankfully, with the high-speed buses on the ...

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