To use the Reflection for the Web Launcher, available with either the Hybrid or Launcher option, the Reflection for the Web Launcher Installer must be installed on the administrator’s and users’ workstations.
For reference, the Reflection for the Web Launcher is installed here on the MSS server: MSS\server\web\webapps\rweb-client\ex\RWebLauncher.msi
The Reflection for the Web Launcher Installer is packaged as RWebLauncher.msi, which can be distributed either by using a software system, such as Microsoft Group Policies, or by enabling individual downloads.
Choose your distribution method:
Be sure to apply the JRE security updates, as they become available.