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• How to reinstall my operating system

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Operating System CD

The operating system is already installed on your computer. To reinstall your operating system, use the Operating System CD. See your Precision User’s Guide for instructions.

After you reinstall your operating system, use the Drivers and Utilities CD to reinstall drivers for the devices that came with your computer.

Your operating system product key label is located on your computer.

NOTE: The color of your CD varies based on the operating system you ordered.

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Quick Reference Guide

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Dell U3525 manual Operating System CD