48 www.gateway.comChapter 5: Maintaining Your ComputerCleaning CDs or DVDsWipe from the center to the edge, not around in a circle, using a product made especiallyfor the purpose.Restoring your systemAll programs that were preinstalled on your computer are available on the backuprestore discs that you created with the recovery media program, on the hard drive, or onrestore discs that were included with your computer. If you need to restore your computerto the original configuration, you can use the backup restore discs or you can use thebackup files located on the hard drive.The instructions for using the restore discs or hard drive backup files are included in theinstruction booklet that came with your restore discs.