how i want to disable video chat ?

Hi,
I am using this plugin on my site. I want to stop video chat when chat is start first time when I manually start video chat then It start not automatically start. It Automatically start chatting system not video chat.

Please help me……

https://wordpress.org/plugins/live-support-desk/