Dell OptiPlex FX160 (Late 2008) - Manual (Page 27)

Reinstalling Software
27
Undoing the Last System Restore
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 or programs until the
system restoration is complete.
1 Click the Windows Vista Start button .
2 In the Start Search box, type System Restore and press <Enter>.
3 Click Undo my last restoration and click Next.