Dell PY760 manual Reinstalling Drivers and Utilities, Microsoft Windows Vista, 142

2Under Pick a Category, click Performance and Maintenance, and click System.

3In the System Properties window, click the Hardware tab, and click Device Manager.

Microsoft 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 continue.

Scroll 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 142).

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.

Using Windows Device Driver Rollback

If a problem occurs on your computer after you install or update a driver, use Windows Device Driver Rollback to replace the driver with the previously installed 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.

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Reinstalling Software