While attempting to launch the Network Flow Analysis Console installer or upgrade, you may run into this error message even if running with an administrator privilege user and / or right clicking and running as administrator which closes out the installer.
-Check UAC Settings
-Try rebooting
In one case, an error such as this was resolved by disabling UAC as described here:
Windows Server 2012: Deactivating UAC | Microsoft Learn
In an other case, this popup went away after rebooting and re-running the install wizard.