Appendix B. Troubleshooting

Whether it’s a car engine or an operating system, anything with several thousand parts can develop the occasional technical hiccup. OS X is far more resilient than its predecessors, but it’s still a complex system with the potential for occasional glitches.

Most freaky little glitches go away if you just try these two steps, one at a time:

  • Quit and restart the wayward program.

  • Log out and log back in again.

It’s the other problems that’ll drive you batty.

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