![](/images/backgrounds/287396/hp-hp-consumer-touchsmart-desktop-qu156aaraba-users-manual-54791628x1.png)
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.
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 | ENWW |