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Article ID: 292607 - Last Review: March 22, 2007 - Revision: 3.5

This article was previously published under Q292607

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INTRODUCTION

This article describes the supported upgrade paths for Windows XP.

MORE INFORMATION

Microsoft Windows 3.x

No supported upgrade paths

Microsoft Windows 95

No supported upgrade paths

Microsoft Windows 98, Microsoft Windows 98 Second Edition, Microsoft Windows Millennium Edition

Windows XP Home Edition Retail (Full) Version
Windows XP Home Edition Upgrade Version
Windows XP Professional Retail (Full) Version
Windows XP Professional Upgrade Version

Microsoft Windows NT 3.51 Workstation

No supported upgrade paths

Microsoft Windows NT 4.0 Workstation

Windows XP Professional Retail (Full) Version
Windows XP Professional Upgrade Version

Microsoft Windows 2000 Trial Edition

No supported upgrade paths

Microsoft Windows 2000 Professional

Windows XP Professional Retail (Full) Version
Windows XP Professional Upgrade Version

Microsoft Windows NT 3.51 Server

No supported upgrade paths

Microsoft Windows NT 3.51 Server with Citrix

No supported upgrade paths

Microsoft BackOffice Small Business Server

No supported upgrade paths

Microsoft Windows XP Home Edition

Windows XP Professional Retail (Full) Version
Windows XP Professional Upgrade Version

Microsoft Windows XP Home Edition with SP1

Windows XP Professional with Service Pack 1 Retail (Full) Version
Windows XP Professional with Service Pack 1 Upgrade Version
Notes
  • Microsoft does not support upgrading Windows XP Home Edition with Service Pack 1 (SP1) to Windows XP Professional without SP1.
  • All versions of Windows NT 4.0 (Windows NT Workstation, Windows NT Server, Windows NT Server Enterprise Edition, and Windows NT Server Terminal Server Edition) must have Service Pack 5 installed before you can upgrade to Windows XP. However, as noted earlier in this article, you cannot upgrade any of the Windows NT 3.51 Server products to Windows XP Home or Windows XP Professional editions. To obtain Windows NT Service Pack 5, visit the following Microsoft Web site:
    http://www.microsoft.com/windows (http://www.microsoft.com/windows)

Microsoft Windows XP Media Center Edition

Windows XP Media Center Edition
Note Windows Setup gives an error message that the Product Key is not valid (invalid) if you attempt an upgrade or repair the installation with Microsoft Windows XP Home Edition or with Microsoft Windows XP Professional.

APPLIES TO
  • Microsoft Windows XP Home Edition
  • Microsoft Windows XP Professional
Keywords: 
kbenv kbinfo kbsetup kbupgrade KB292607
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