Identifying Drivers; Reinstalling Drivers And Utilities - Dell Inspiron GU051 Owner's Manual

Identifying Drivers

If you experience a problem with any device, identify whether the driver is the
source of your problem and, if necessary, update the driver.
1 Click Start
2 Click Properties→ Device Manager.
NOTE:
administrator on the computer, click Continue; otherwise, contact your
administrator to continue.
Scroll down the list of devices and check for an exclamation point (a circle with
a [!]) next to the device name. 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 128).

Reinstalling Drivers and Utilities

NOTICE:
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.
1 Click Start
2 Click Properties, and then click Device Manager.
NOTE:
administrator on the computer, click Continue; otherwise, contact your
administrator to enter the Device Manager.
3 Right-click the device for which the new driver was installed and click
Properties.
4 Click the Drivers tab, and then click Roll Back Driver.
If Device Driver Rollback does not resolve the problem, use System Restore
(see "Restoring Your Operating System" on page 131) to return your computer
to the operating state that existed before you installed the new driver.
128
Troubleshooting
, and then right-click Computer.
The User Account Control window may appear. If you are an
The Dell Support website at support.dell.com and your Drivers and
, and then right-click Computer.
The User Account Control window may appear. If you are an