The Version API Helper functions are used to determine the version of the operating system that is currently running. For more information, see Getting the System Version. The following table summarizes the most recent operating system version numbers. * For applications that have been manifested for Windows 8.1 or Windows 10. Applications not manifested for Windows 8.1 or Windows 10 will return the Windows 8 OS version value (6.2). To manifest your applications for Windows 8.1 or Windows 10, refer to Targeting your application for Windows.