For tips on locating your product key, check Find your Office 2010 product key or Enter the product key for your Office 2007 program. If you have Office 2010 or earlier, you will need to locate your Office product key.

If you just purchased a new device that includes Office 365, please see Download and install Office 365 Home, Personal or University on your PC for information about reinstalling Office after the clean installation of Windows.

Make sure you meet the system requirements.

Note that the download and image is over 3 GB.Ĭheck these things on the PC on which you want to clean install Windows 10:

Sufficient available data storage on the computer you are clean installing.

Internet service provider fees may apply.

An internet connection to download the tool and the Windows 10 image.

For this reason, we don’t recommend using this tool on any PC where you wish to ensure that all of your applications and application-related content (including Microsoft applications such as Office) remain properly installed and licensed.

By using the tool, you may lose your digital licences, digital content associated with applications or other digital entitlements for applications, which may affect your ability to use apps or app-related content that you paid for.

You will not be able to recover removed apps and will need to reinstall them manually later if you want to keep them. It will also remove most apps installed by your PC’s manufacturer, such as your manufacturer’s apps, support apps and drivers.

Using this tool will remove all apps that do not come standard with Windows, including other Microsoft apps such as Office.

Windows 10 will not stay asleep