Restoring Your Operating System
Undoing the Last System Restore
NOTE: 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 or programs until the system restoration is complete.
1.Click Start 
.
2.In the Start Search box, type System Restore and press <Enter>.
3.Click Undo my last restoration and click Next.
Dell DataSafe Local Backup
NOTE: Dell DataSafe Local Backup may not be available in all regions.
Dell DataSafe Local Backup is a backup and recovery application that can restore your computer if you lose data due to a virus attack, accidentally delete critical files or folders, or if the hard drive crashes.
This application allows you to:
•Restore files and folders.
•Restore your hard drive to the operating state it was in when you purchased your computer, without erasing the existing personal files and data.
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