Can i update My existing Windows Xp with VISTA ??

[selvamcbe]

Hai my dear friends

Now in PC i am using Windows XP.While try to install update with windows Vista not be able install ????How can i install my windows vista in my computer ??????Helppppppppp..........

 

[tarey_g]

u cant update the current installation of xp with vista beta/rc , u will have to install a dual boot. updation is not allowed.