Dell OptiPlex 755 User Manual page 20

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• How to reinstall my operating system
20
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Operating System Media
NOTE:
The Operating System media may be optional and may
not ship with your computer.
The operating system is already installed on your computer.
To reinstall your operating system, use the Operating
System media. See "Reinstalling Windows XP or Windows
Vista" on page 363.
NOTE:
The color of your media varies based on the operating
system you ordered.
After you reinstall your
operating system, use the
Drivers and Utilities media
to reinstall drivers for the
devices that came with
your computer.
Your operating system
product key label is located
on your computer.