In this tip we will create a page with the sidebar which will show who’s online .
1. Create a custom sidebar from wplms -> sidebar manager
2. Buddypress who’s online widget to this custom sidebar from wp-admin ->appearance ->widgets .
3. Now create a page and enable the page builder and after adding the column add the sidebar block content to it .Select your custom sidebar in it .
Please refer : http://screencast-o-matic.com/watch/co6vINhQol