13. Troubleshooting Your MacBook System

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In this chapter, you learn how to recover and correct common errors that you might encounter when using your system, including

• Force-quitting applications

• Removing application preferences

• Booting in Safe Mode

• Controlling background processes

• Changing login and startup items

• Fixing disk permissions

• Repairing disk errors

• Generating a system profile for diagnostics

• Finding your support options

The MacBook is a great piece of hardware combined with a great operating system. Even so, things can still go wrong; applications can crash or “stop working” and strange errors might crop up over time. ...

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