Reply to: Default Event Page issue

That event paging title is coming from your theme which uses get_header() function. You will need to custom make a page template inside your theme and then add event calendar shortcode. – You will need to refer to theme developers on how to custom make a page template. 

Reply to: how to deactivate a plugin

The other option is to let both addons expire and then buy license again just for speaker. Would be lot easier but i will see if I can find a better way. Keep you posted.