In the desktop client, guests are able to take remote control of your screen. Currently, Guest control via the web browser is on the backlog.
An error occurred while saving the commentMike S commented
What options need to be allowed to make this work? I have enabled "Allow an external participant to give or request control" on Teams Admin>Meetings>Meeting policies>Content sharing, however a guest still cannot 'Request control' of my shared screen as the option is grayed out.