56 Reinstalling SoftwareUsing Microsoft Windows System RestoreThe Windows operating systems provide a System Restore option whichallows you to return your computer to an earlier operating state (withoutaffecting data files). Using System Restore can be helpful if changes to thesystem hardware, software, or settings have left the computer in anundesirable operating state. For information on using System Restore, see theWindows Help and Support Center (click Start, and click Help andSupport).NOTICE: System Restore does not monitor your data files or recover them. Makeregular backups of your data files.Starting System RestoreMicrosoft Windows Vista:1 Click Start .2 In the Start Search box, type System Restore and press .NOTE: The User Account Control window may appear. If you are anadministrator on the computer, click Continue; otherwise, contact youradministrator to continue.3 Click Next and follow the instructions on the screen.Microsoft Windows XP:NOTICE: Before you restore the computer to an earlier operating state, save andclose any open files and exit any open programs. Do not alter, open, or delete anyfiles or programs until the system restoration process is complete.NOTE: If a problem occurs after you install a device driver, first try to resolve theproblem by using Windows XP Device Driver Rollback (see "Returning to a PreviousDevice Driver Version" on page 52), or reinstall the driver with the Drivers andUtilities media (see "Using the Drivers and Utilities Disc" on page 53).1 Click Start→ All Programs→ Accessories→ System Tools→ SystemRestore.2 Click either Restore my computer to an earlier time or Create a restorepoint.3 Click Next and follow the instructions on the screen.