Restore
your Mac computer running the Snow Leopard operating system
back to its original factory settings if viruses or missing system files have
caused your computer to become unstable. Restoring the computer will completely
remove any viruses that may have taken hold of your computer. Restoring your
Mac computer running the Snow Leopard operating system will also restore any
system files that may have been deleted as a result of adding and removing
programs to and from your machine.
Instructions
1. Turn
on the Mac computer then place the OS X installation DVD that came
with the computer in the machine's optical drive. If you are using a MacBook
Air, plug the Reinstall Drive into an available USB port on
the laptop.
2. Restart
your computer and hold down the "C" key while the computer is booting
up to boot up to the OS X installation disc or the Reinstall Drive.
3. Select
the language you want to use for your keyboard then press the right arrow key
on the keyboard.
4. Click
"Utilities" in the toolbar along the top of the screen then click
"Disk Utility." Click the primary hard drive, typically named
"Macintosh HD," then click the "Erase" tab. Click
"Erase," then click "Erase" again to verify that you want
to erase the hard drive and begin the process of erasing the hard drive. After
the hard drive is finished being erased click "Quit Disk Utility."
5. Click
"Continue" when the installation screen for OS X Snow Leopard
appears on the screen. Click "Agree" to accept the license agreement.
6. Click
the hard drive that is being pointed to by a green arrow to elect to install
the operating system in that space. That will be the space you erased in the
previous steps. Click "Install" to begin the installation of the
operating system. Click "Continue" when a dialog box appears on the
screen telling you the installation is complete.
7.
Click
"Restart" to restart the computer and begin setting up and
personalizing your computer.
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