nvidia asus enhanced drivers

> vista working great
> But i have a problem with asus enhanced drivers on my fx 5200
> i can get them installed but as soon as i try to activate the OSD function
> and splendid in the display setting to get better game game visual
> vista crashes immidiatly
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> is ther any work around ?
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> normally i couild use ctrl alt o to get in to a menu to increased gamma etc
> this only happens when i tried to open a game
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