It is detected that you have Active Directory Federation Services (AD FS) installed. A newer version of AD FS will be available ...

It is detected that you have Active Directory Federation Services (AD FS) installed. A newer version of AD FS will be available as part of the OS upgrade and the current version will be uninstalled. Please make sure you have backed up your AD FS configuration file and other important AD FS files. You need to enable the newer version of AD FS after upgrade and migrate the current settings to the newer version. For more information, please refer to KB article at http://go.microsoft.com/fwlink/?LinkId=199233.