Identifying Drivers; Reinstalling Drivers And Utilities - Dell Inspiron 1720 Owner's Manual

Many drivers, such as the keyboard driver, come with your Microsoft
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Windows operating system. You may need to install drivers if you:
• Upgrade your operating system.
• Reinstall your operating system.
• Connect or install a new device.

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, and then click 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 127).

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.
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.
, and then right-click Computer.
The User Account Control window may appear. If you are an
, and then right-click Computer.
The User Account Control window may appear. If you are an
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Troubleshooting
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