Complete the following procedure to update a driver, or to revert to an earlier version of the driver if the new one
does not solve your problem:
1.
Tap the
Start
button.
2.
Type
Device Manager
into the
Start Search
box, and then tap
Device Manager
to open the Device
Manager window.
3.
Tap the plus sign (+) to expand the type of device you want to update or rollback. (For example, DVD/CD-
ROM drives).
4.
Double-tap the specific item (for example, HP DVD Writer 640b).
5.
Tap the
Driver
tab.
6.
To update a driver, tap
Update Driver
, and then follow the onscreen instructions.
Or
, to revert to an earlier version of a driver, tap
Rollback Driver
, and then follow the onscreen
instructions.
You can also go to the HP Support website: www.hp.com/support and select the task, Download drivers and
software. Follow the onscreen instructions.
Microsoft System Restore
If you have a problem that might be due to software that was installed on your computer, use System Restore to
return the computer to a previous restore point. You can also set restore points manually.
NOTE:
Always use this System Restore procedure before you use the System Recovery program.
NOTE:
Some features might not be available on systems that are shipped without a version of Microsoft
Windows.
To start a System Restore:
1.
Close all open programs.
2.
Tap the
Start
button, tap
Computer
, and then tap
Properties
.
3.
Tap
System protection
,
System Restore
, tap
Next
, and then follow the onscreen instructions.
24
Chapter 4 Troubleshooting and maintenance
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