Identifying Drivers; Reinstalling Drivers And Utilities - Dell Inspiron PP22L 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 132).

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 Microsoft® Windows Vista® Operating System" on
page 135) to return your computer to the operating state that existed before
you installed the new driver.
132
Troubleshooting
, and 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