flstudio vsti on the slave computer and use flstudio as a dedicated synthesizer workstation. any edm related sounds will be made on this machine using flstudio because of fl's quick workflow.
*****now that I've explained ...
FL, the interface was still responsive, but the app would not close. I had to force close it from task manager. I did try closing twice (and three times), closing all UI windows, etc.
I then reopened FL & the project ...