Software Troubleshooting and

System Recovery

Software Troubleshooting

Your computer uses the operating system and installed software programs during normal operation. If your computer works improperly or stops because of the software, you may be able to repair it.

Some software repairs are as simple as restarting your computer, and others require performing a system recovery from files on your hard disk drive.

Software repair overview

The most efficient way to repair software problems is simply to restart the computer or turn the computer off completely and then power it back up again. If this does not work, then explore the following methods for fixing your computer if you are experiencing software problems:

￿Updating drivers (see the following section, “Updating drivers”).

￿Microsoft System Restore (see “Microsoft System Restore” on page 60) — Restores your computer configuration to a configuration that was in use before the current software problem existed.

￿Software program and hardware driver reinstallation (See “Software program and hardware driver reinstallation” on page 60) — Allows reinstallation of the factory-installed software or hardware driver by using the Recovery Manager program.

￿System recovery — Erases and reformats the hard disk drive, deleting all data files you have created, and then reinstalls the operating system, programs, and drivers.

Updating drivers

A driver is a software program that enables your computer to communicate with an attached device, such as a printer, hard disk drive, mouse, or keyboard.

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:

1Click the Start button.

2Type Device Manager into the Start Search box, and then click Device Manager to open the Device Manager window.

3Click the plus sign (+) to expand the type of device you want to update or rollback. (For example, DVD/CD-ROM drives).

4Double-click the specific item (for example, HP DVD Writer 640b).

5Click the Driver tab.

6To update a driver, click Update Driver, and then follow the onscreen instructions. Or

To revert to an earlier version of a driver, click Rollback Driver, and then follow the onscreen instructions.

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