...
Whenever you have changed a value from the "Creation" panel, you will need to confirm these settings and feed the joints solver with the new data. RealFlow will then create updated connections, based on your input. For the very first creation process, this button has to be used as well. The asterisk (*) acts like a marker and can only be seen when it is necessary to establish the " MultiJoint " connection for the first time or recreate it. Alternatively, it is also possible to reset the scene.
...