2. Set Up Mountain Lion
Like Lion before it, Mountain Lion is available only as a download from the Mac App Store. This approach is convenient—you can upgrade in the middle of the night in your pajamas—but is also quite a change from the past, when you could insert a DVD and update from there.
Most of the information in this chapter is focused on upgrading from Lion or Snow Leopard (which are required for Mountain Lion). If instead you’ve bought a new Mac with Mountain Lion already installed, skip ahead to “Migrate Your Information” to learn how to get data from another Mac or from a Windows PC, and then to “Manage User Accounts” to learn important tips for working with your virtual identity within Mountain Lion. I also cover setting up a Boot ...
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