@Elena_marlen These are the attendee view controls and can be modified by changing the view option in the Webinar. Here is our Support article that details how to modify this setting. Please see the attendee view section/side by side mode.
Thank you for your answer! As I understood there is no option to regulate it by host, only attendee can adjust view? In order to be clear could I describe the full situation please?
We have the webinar with 11 panelists but we don’t want them to be on the screen during the entire session or appear one by one. We attempt to find a way when 2 speakers discuss something being on the screen together and than they disappear and another 2 appear