Windows Vista®:

1Click Start and right-click Computer.

2Click Properties→ Device Manager.

NOTE: The User Account Control (located to the left under Tasks 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 88).

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.

NOTE: You must be logged in with Administrator privileges to perform this procedure.

Windows XP:

1Click Start, then click Control Panel.

2Click System.

3In the System Properties window, click the Hardware tab.

4Click Device Manager.

5Right-click the device for which the new driver was installed and click Properties.

6Click the Drivers tab→ Roll Back Driver.

88

Troubleshooting Tools

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Image 88
Dell 531S owner manual Reinstalling Drivers and Utilities, Windows Vista Click Start and right-click Computer