Click on the Start Menu and click Run. Type cmd and click OK. At the command prompt, type chkdsk c: /f and press Enter. You will see the following question:
You can perform this action via the disk properties by following the directions at:
You can also perform this action from the command line. Click on the Start Menu and type Command. Right-click on the Command Prompt shortcut and click Run as administrator. At the command prompt, type chkdsk c: /f and press Enter. You will see the following question:
Double-click on your hard drive (usually labeled Macintosh HD), and go to the Utilities folder within the Applications folder. Double-click on the Disk Utility icon. You can verify any disk including the start-up disk, but to perform a repair, you will need to boot from a copy of the Mac OS X installation DVD at least as new as the currently installed version of Mac OS.
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