There are several versions of Microsoft Windows & Officetm available for use. The most recent version is Windows 10 and Microsoft Officetm 2016, but some companies or individuals may still be using older versions. If you need to download an application or call the help desk, you may be asked what version of Windows or Officetm you are using on your computer. This video will show you three examples of how to tell what version of Microsoft Officetm you are using. *Note: Windows XP and Office 2003 are no longer supported by Microsoft.