You can perform either an upgrade installation or a custom installation of Windows Vista by using an upgrade license. The upgrade version of Windows Vista An upgrade version of Windows Vista is a license that lets you install Windows Vista if you already own a compliant, licensed version of Windows. At the installation choice menu, select Custom to perform this action. However, if you own an upgrade license, you must start the installation in the current version of Windows.

You can perform a custom installation of Windows Vista by using either an upgrade license or a full product license. Windows Vista is installed without third-party programs. You can upgrade only certain versions of Windows to certain versions of Windows Vista.Ĭustom installation (clean installation) of Windows Vista A custom installation or clean installation of Windows Vista does not preserve the currently installed personal files, settings, and programs. Upgrade to Windows VistaAn upgrade to Windows Vista preserves the currently installed personal files, settings, and programs. More Information General information about how to install Windows Vista Definitions The method that you use to install Windows Vista depends on the answers to the following questions:ĭo you have an upgrade license of Windows Vista or a full product license?ĭoes the version of Windows that is installed support an upgrade to the version that you purchased?ĭo you want to preserve your personal files, settings, and programs? Or do you prefer to perform a clean installation of Windows Vista?

This article does not include information about Windows Vista Starter, about Windows Vista Enterprise, or about versions of Windows Vista that you install by using Microsoft Volume Licensing. This article discusses the installation choices for consumer versions of Windows Vista.

For more information about installation choices for 64-bit versions of Windows Vista, click the following article number to view the article in the Microsoft Knowledge Base:ĩ32795 Installation choices for 64-bit consumer versions of Windows Vista This article does not cover 64-bit operating systems. Important This article is valid only when you are trying to install a 32-bit operating system.

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