Do you have the RC drivers from ATI?
https://support.ati.com/ics/support/...&folderID=5712
I would start here first, instead of resorting to registry hacks.
Bill F.
"Qinan" <qinancorp@hotmail.com> wrote in message
news:84E77E17-5B3F-4A29-A0FB-3A846063B3DD@microsoft.com...
> I've been installed Windows Vista build 5384 and RC1, and I can easily get
> the glass Aero with my ATI MOBILITY RADEON XPRESS 200 graphics card, but I
> can't in Windows Vista RC2. What the heck is wrong? Which seem to be the
> problem, me or Microsoft?