If you previously upgraded to Windows 10 on this PC and you’re reinstalling it, you don’t need to enter a product key.

If you don't have a license to install Windows 10 and have not yet previously upgraded to it, you can purchase a copy here:

Go to the Volume Licensing Service Center. For more information on Enterprise edition, All Windows 10 editions are available when you select Windows 10,Įxcept for Enterprise edition.

On the What do you want to do? page, select Upgrade this PC now, and then select Next.Īfter downloading and installing, the tool will walk you through how to set up Windows 10 on your PC.

On the License terms page, if you accept the license terms, select Accept.

You need to be an administrator to run this tool. We also recommend going to the PC manufacturer's website for any additional info about updated drivers and hardware compatibility. Note: Before you install Windows 10, check to make sure your PC meets the system requirements for Windows 10. If you are installing Windows 10 on a PC running Windows XP or Windows Vista, or if you need to create installation media to install Windows 10 on a different PC, see Using the tool to create installation media (USB flash drive, DVD, or ISO file) to install Windows 10 on a different PC section below.

You need to reinstall Windows 10 on a PC you’ve already successfully activated Windows 10.

You have a license to install Windows 10 and are upgrading this PC from Windows 7 or Windows 8.1.

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