52 Solving Problemsw w w . d e l l . c o m | s u p p o r t . d e l l . c o m Restoring the Computer to an Earlier Operating StateIf problems occur after you install a device driver, use Device Driver Rollback (see page 51) toresolve the problem. If that is unsuccessful, then use System Restore.NOTICE: Before you restore the computer to an earlier operating state, save and close any open filesand exit any open programs. Do not alter, open, or delete any files or programs until the systemrestoration is complete.1 Click the Start button, point to All Programs→ Accessories→ System Tools, and then clickSystem Restore.2 Ensure that Restore my computer to an earlier time is selected and click Next.3 Click a calendar date to which you want to restore your computer.The Select a Restore Point screen provides a calendar that allows you to see and select restorepoints. All calendar dates with available restore points appear in boldface type.4 Select a restore point and click Next.If a calendar date has only one restore point, then that restore point is automatically selected.If two or more restore points are available, click the restore point that you prefer.5 Click Next.The Restoration Complete screen appears after System Restore finishes collecting data andthen the computer restarts.6 After the computer restarts, click OK.To change the restore point, you can either repeat the steps using a different restore point, or youcan undo the restoration.Undoing the Last System RestoreNOTICE: Before you undo the last system restore, save and close all open files and exit any openprograms. Do not alter, open, or delete any files or programs until the system restoration is complete.1 Click the Start button, point to All Programs→ Accessories→ System Tools, and then clickSystem Restore.2 Click Undo my last restoration and click Next.Using Dell PC Restore by SymantecDell PC Restore is available only on computers purchased in certain regions.Use Dell PC Restore by Symantec only as the last method to restore your operating system.PC Restore restores 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—arepermanently deleted from the hard drive. Data files include documents, spreadsheets, e-mailmessages, digital photos, music files, and so on. If possible, back up all data before using PC Restore.