Windows 7 upgrade / clean install Tags: Windows 7 Clean Install Hard Drives Last response: October 8, 2011 9:39 AM in Windows 7 Share damageinc24 October 8, 2011 8:32:21 AM I have a windows 7pro upgrade key that ive never used. Is it possible to use it on a clean install, on a brand new hdd? Also would it be possible for me to to use a key from win7 home ed from a pc that broke down?... More about : windows upgrade clean install 13thmonkey a b $ Windows 7 October 8, 2011 9:27:52 AM it may want to see a previous windows disk in order to upgrade. nikorr a b $ Windows 7 October 8, 2011 9:39:22 AM Yes, this is the way to do it... U also need to have a valid Win XP or Vista licence. http://www.winsupersite.com/article/win7/clean-install-... Can't find your answer ? Ask ! Publish Related resources: ForumPerforming clean install of Windows 7 with Windows Upgrade media. ForumClean Install with Windows 7 Ultimate Upgrade ForumWindows 7 clean install from upgrade ? ForumUsing windows 7 professional upgrade to clean install ForumWill upgrade Key work on Clean Install Windows 7 using retail disc. ForumCompleted new build & Windows 7 Pro Upgrade clean install - Now what? ForumClean install of windows 7 64 bit on a 32 bit system with upgrade disk ForumWindows 7 install upgrade version on clean , new drive? ForumPerformance difference between windows 7 clean install and upgrade install ForumIs a Windows XP license lost if you clean install Win 7 Upgrade version ForumWindows 7 upgrade embedded old Matrox driver requiring clean install ForumCan I do a clean install upgrade from Vista Home Premium 32 bit to Windows 7 Hom ForumWin8 install from Win 7 - Clean install or Upgrade ? ForumClean Install with Windows 7 upgrade on sale now? ForumClean Install Windows 7 Professional From x86 to x64) ForumError 0x80070002 while making a clean install of windows 7 x64 ForumClean installing upgrade windows 7 package? Forum"Reboot and select Proper boot device" Forum[Solved] Will upgrade Key work on Clean Install Windows 7 using retail disc. ForumCompleted new build & Windows 7 Pro Upgrade clean install - Now what? More resources Read discussions in other Windows 7 categories Configuration Customization Drivers Security Laptops !