Dell M6400 specifications Reinstalling Drivers and Utilities, Click Properties→ Device Manager

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Reinstalling Drivers and Utilities

NOTICE: The Dell Support website at support.dell.com and your Drivers and Utilities media provide approved drivers for Dell™ computers. If you install drivers obtained from other sources, your computer might not work correctly.

Returning to a Previous Device Driver Version

Windows XP:

1Click Start→ My Computer→ Properties→ Hardware→ Device Manager.

2Right-click the device for which the new driver was installed and click

Properties.

3Click the Drivers tab→ Roll Back Driver.

Windows Vista:

1Click the Windows Vista Start button , and right-click Computer.

2Click Properties→ Device Manager.

NOTE: The User Account Control window may appear. If you are an administrator on the computer, click Continue; otherwise, contact your administrator to enter the Device Manager.

3Right-click the device for which the new driver was installed and click

Properties.

4Click the Drivers tab→ Roll Back Driver.

If Device Driver Rollback does not resolve the problem, then use System Restore (see "Restoring Your Operating System" on page 36) to return your computer to the operating state that existed before you installed the new driver.

Using the Drivers and Utilities Media

If using Device Driver Rollback or System Restore (see "Restoring Your Operating System" on page 36) does not resolve the problem, reinstall the driver from your Drivers and Utilities media.

1With the Windows desktop displayed, insert your Drivers and Utilities media.

If this is your first time to use the Drivers and Utilities media, go to step 2. If not, go to step 5.

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Reinstalling Software

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Contents Dell Precision M6400 Setup and Quick Reference Guide W . d e l l . c o m s u p p o r t . d e l l . c o mMacrovision Product Notice Contents Lockups and Software Problems Dell Technical Update Service Returning Items for Warranty Repair or Credit Contents About Your Computer Front ViewBack View VGABattery Removal Wireless Switch and Dell Wi-Fi Catcher Network Locator Setting Up Your Computer Quick SetupSetting Up Your Computer Internet service Cable or DSL modem Wireless router Setting Up Your Internet Connection Connecting to the InternetUnder Network and Internet, click Connect to the Internet Microsoft Windows Vista Operating System Transferring Information to a New ComputerMicrosoft Windows XP To transfer data to the new computer To prepare a new computer for the file transferTo copy data from the old computer NextTo copy data from the old computer To transfer data to the new computer Specifications ProcessorPC Card Ports and Connectors Video WXGA+/WUXGA Ccfl Touch Pad Width Environmental Power Problems Troubleshooting TipsUsing the Hardware Troubleshooter TipsEnsure that the display is connected and powered on Memory Problems Lockups and Software ProblemsProgram stops responding Computer does not start upProgram crashes repeatedly Dell Diagnostics Dell Technical Update Service Dell Support Utility Starting the Dell Diagnostics From Your Hard Drive Troubleshooting Tips Identifying Drivers Reinstalling SoftwareDrivers Windows VistaReinstalling Drivers and Utilities Click Properties→ Device ManagerAt the Welcome Dell System Owner screen, click Next You can restore your operating system in the following ways Using Microsoft Windows System RestoreRestoring Your Operating System Click Next and follow the remaining on-screen prompts Dell Factory Image Restore Using Dell Factory Image RestoreSelect Repair Your Computer Confirm Data Deletion screen appears Using the Dell Operating System MediaClick Dell Factory Image Restore Before you BeginReinstalling Software Finding Information Dell Technology Guide About your operating system Getting Help Obtaining AssistanceTechnical Support and Customer Service DellConnect Online ServicesAutoTech Service Problems With Your OrderAutomated Order-Status Service Getting Help Before You Call Page Contacting Dell Getting Help Index Operating system Dell Factory Image Restore, 38 media Index Index

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