Reinstalling Software
Drivers
Identifying Drivers
1Locate the list of devices for your computer.
a Click the Windows Vista Start button 
, and
NOTE: The User Account Control window may appear. If you are an administrator on the computer, click Continue; otherwise, contact your administrator to continue.
2Scroll down the list to see if any device has an exclamation point (a yellow circle with a [!]) on the device icon.
If an exclamation point is next to the device name, you may need to reinstall the driver or install a new driver (see "Reinstalling Drivers and Utilities" on page 43).
Reinstalling Drivers and Utilities
NOTICE: The Dell Support website at support.dell.com and your Drivers and Utilities media provide approved drivers for your computer. If you install drivers obtained from other sources, your computer might not work correctly.
Returning to a Previous Device Driver Version
1Click the Windows Vista Start button 
, and
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.
Reinstalling Software
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