- 19 Mar 2004
I have Home premium and want to upgrade to ultimate can I just change my key and do the upgrade this way? I have the ultimate disk and key. I do not want to have to reinstall.
http://www.microsoft.com/windows/pr...orupgrade/windowsanytimeupgrade/overview.mspxAlready have Windows Vista but want a more capable version? Here's good news. When you're ready for more of what Windows Vista has to offer, Windows Anytime Upgrade is a convenient and affordable way to upgrade to the Premium or Ultimate edition. And you can do it online from the comfort of your home or office.
Depending on the edition you currently have, here are your upgrade options: