Go into safe mode by: pressing and releasing the F8 key repeatedly before windows starts. choose safe mode and hit enter key Start -> Run -> Regedit + H_key_local_machine + Software + Microsoft + Windows + Current Version + Policies Right Click Ratings -> delete Close Registry Right Click Start -> Explore -> View -> Folder Options -> View -> Show All Tools -> Find -> Files or Folders -> Named -> Ratings.Pol Right Click Ratings.Pol -> Rename to Ratings.Old