Windows 7 Upgrade Paths


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.


·      Upgrades from Windows Vista to Windows N, Windows K, Windows KN, or Windows E are not supported. 


·      Cross-build type in-place upgrades (for example, fre to chk) are not supported.


·      Pre-release in-place upgrades across milestones (for example, Windows 7 RC to Windows 7 RTM) are not supported.


Supported Upgrade Scenarios


From Windows Vista (SP1, SP2)

Upgrade to Windows 7

Business

Professional, Enterprise, Ultimate

Enterprise

Enterprise

Home Basic

Home Basic, Home Premium, Ultimate

Home Premium

Home Premium, Ultimate

Ultimate

Ultimate


From Windows 7

Repair-In-Place Upgrade to Windows 7

Enterprise

Enterprise

Home Basic

Home Basic

Home Premium

Home Premium

Professional

Professional

Starter (x86 only)

Starter (x86)

Ultimate

Ultimate


From Windows 7

Anytime Upgrade to Windows 7

Home Basic

Home Premium, Professional, Ultimate

Home Premium

Professional, Ultimate

Professional

Ultimate

Starter

Home Premium, Professional, Ultimate


 


 


Source: http://www.microsoft.com/downloads/details.aspx?familyid=E170EBA1-5BAB-401F-BBF5-00F0EE7FE0FB&displaylang=en

Jeff Loucks
Available Technology
Available Technology

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