Windows Vista Ultimate is a premium operating system produced by the Microsoft Corporation. The term "Ultimate" describes the product as the most premium version of Windows Vista, it includes all...
Windows Vista, the next generation operating system requires superb computer to install. It consumes a lot more resources than its predecessor windows XP. For vista Aero to work, you need to invest...
if its pre-installed, you cant. if you want a better operating system pre-installed get a better computer ; a newer one. or another option. bye a new operating system and install it. hope this helps...