Can Windows 7 Ultimate be installed over Windows 7 Professional?

[santol]

My system is running on Windows 7 Professional. I have Windows 7 Ultimate. Can I install Windows 7 Ultimate over Windows 7 Professional?

 

[Brink]

Hello Santol, and welcome to Seven Forums.

Yes, you could do an upgrade install of Windows Ultimate from Pro if you like. It's the same steps as below for Windows 7 Ultimate.

http://www.sevenforums.com/tutorials/1818-upgrade-install-windows-7-a.html