Windows Vista:1. Click Start .2. In the Start Search box, type System Restore and press .3. Click Next and follow the remaining prompts on the screen.In the event that System Restore did not resolve the issue, you can undo the last system restore.Undoing the Last System RestoreWindows XP:1. Click Start® All Programs® Accessories® System Tools® System Restore.2. Click Undo my last restoration and click Next.Windows Vista:1. Click Start .2. In the Start Search box, type System Restore and press .3. Click Undo my last restoration and click Next.Enabling System RestoreIf you reinstall Windows XP with less than 200 MB of free hard-disk space available, System Restore is automatically disabled.To see if System Restore is enabled:1. Click Start® Control Panel® Performance and Maintenance® System.2. Click the System Restore tab and ensure that Turn off System Restore is unchecked.Using Dell™ PC Restore and Dell Factory Image RestoreUse Dell PC Restore (Windows XP) or Dell Factory Image Restore (Windows Vista) only as the last method to restore your operating system. These optionsrestore your hard drive to the operating state it was in when you purchased the computer. Any programs or files added since you received your computer—including data files—are permanently deleted from the hard drive. Data files include documents, spreadsheets, e-mail messages, digital photos, music files,and so on. If possible, back up all data before using PC Restore or Factory Image Restore.Windows XP: Dell PC RestoreUsing PC Restore:1. Turn on the computer.During the boot process, a blue bar with www.dell.com appears at the top of the screen.NOTE: The User Account Control window may appear. If you are an administrator on the computer, click Continue; otherwise, contact youradministrator to continue the desired action.NOTICE: Before you undo the last System Restore, save and close all open files and exit any open programs. Do not alter, open, or delete any files orprograms until the system restoration is complete.NOTE: Windows Vista does not disable System Restore, regardless of low disk space. Therefore, the steps below apply only to Windows XP.NOTICE: Using Dell PC Restore or Dell Factory Image Restore permanently deletes all data on the hard drive and removes any programs or driversinstalled after you received your computer. If possible, back up the data before using these options. Use PC Restore or Dell Factory Image Restore onlyif System Restore did not resolve your operating system problem.NOTE: Dell PC Restore by Symantec and Dell Factory Image Restore may not be available in certain countries or on certain computers.