Switching to the Mac: The Missing Manual, Mountain Lion Edition

Fast User Switching

The account system described so far in this chapter has its charms. It keeps everyone’s stuff separate, it keeps your files safe, and it lets you have the desktop picture of your choice.

Unfortunately, it can go from handy to hassle in one split second. That’s when you’re logged in, and somebody else wants to duck in just for a second—to check email or a calendar, for example. What are you supposed to do—log out completely, closing all your documents and quitting all your programs, just so the interloper can look something up? Then afterward, you’d have to log back in and fire up all your stuff again, praying that your inspirational muse hasn’t fled in the meantime.

Figure 13-11. Top: In other people’s Home folders, the Public folder is available for your inspection. It contains stuff that other people have “published” for the benefit of their coworkers. Middle: In the Public folder is the Drop Box, which serves the opposite purpose. It lets anyone else who uses this Mac hand in files to you; they, however, can’t see what’s in it. Bottom: Inside the Users folder (to get there from a Home folder, press ⌘-↑) is the Shared folder, a wormhole connecting all accounts. Everybody has full access to everything inside.

Fortunately, that’s all over now. Fast User Switching lets Person B log in and use the Mac for a little while. All your stuff, Person A, simply slides into ...