This blog post outlines supported and unsupported upgrade paths for editions of the Windows® 7 operating system. Unsupported Upgrade Scenarios · Upgrades to Windows 7 from the following operating systems are not supported: · Windows 95, Windows 98, Windows Millennium Edition, Windows XP, Windows Vista® RTM, Windows Vista Starter, Windows 7 M3, Windows 7 Beta, Windows 7 RC, or Windows 7 IDS · Windows NT® Server 4.0, Windows 2000 Server, Windows Server® 2003, Windows Server 2008, or Windows Server 2008 R2 · Cross-architecture in-place upgrades (for example, x86 to x64) are not supported. · Cross-language in-place upgrades (for example, en-us to de-de) are not supported. · Cross-SKU upgrades (for example, Windows 7 N to Windows 7 K) are not supported. · … Continue reading Windows 7 Upgrade Paths