download windows 7 installation disc key

Use the Microsoft Upgrade Advisor tool to determine which version you can install.

If you have not already, you will need to purchase a retail copy of the Windows 7 operating system.It is recommended that you keep this document on-hand for reference while you are installing Windows 7. Please print and carefully read this document before you begin. Read important information from Microsoft about upgrading from Windows Vista to Windows 7 or upgrading from Windows XP to Windows 7. If the Microsoft® Windows Vista® operating system is currently installed on your computer, you have the option to perform a Clean Install or, if you would like to keep your settings and applications, follow the Windows 7 Upgrade Instructions instead. When should I do a Clean Install?Ī Clean Install is necessary when upgrading directly from Microsoft® Windows® XP to the Windows 7 operating system. Existing software on your computer will also be lost and need to be reinstalled. A data backup (to an external drive or media, such as a flash drive or DVD) will be required to save desired files, such as documents, music and pictures. All user data, files, and settings are erased and a new copy of the operating system is installed. This process will take 1 - 2 hours to complete.Ī Clean Install formats the hard drive before installing the operating system. This document provides the steps and information necessary to perform a Clean Install of the Microsoft® Windows® 7 operating system on applicable VAIO® computer models.

Download windows 7 installation disc key