Use the Personalize menu to reenable it. Windows Colors, select Open Classic
for more colors, select Aero. Look at the other Personalize menus for other
settings that might have changed.

"Holly" wrote:
[color=blue]
> My aero 3d stopped working I also lost the option to preview the open tabs.
> Instead of the 3d windows I just get a list of icons in the middle of screen.
> Does anyone know how to fix this?[/color]