Dell Inspiron 570 (Late 2009) - Manual (Page 42)

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Restoring Your Operating System
You can restore the operating system on your computer using any of the following options:
CAUTION: Using Dell Factory Image Restore or the Operating System disc permanently deletes
all data files on your computer. If possible, backup your data files before using these options.
Option Use
System Restore as the first solution
Dell DataSafe Local Backup when System Restore does not resolve your problem
System recovery media when operating system failure prevents the use of System
Restore and DataSafe Local Backup
when installing the factory image on a newly installed hard
drive
Dell Factory Image Restore to restore your computer to the operating state it was in
when you received your computer
Operating System disc to reinstall only the operating system on your computer
NOTE: The Operating System disc may not ship with your computer.
INSPIRON