1st Step: Create an online studio.
To be able to do that, you will need to add a filter on your online establishment. That's why you need to have an online establishment created and have your activities take place in the online establishment.
Follow the link: https://intercom.help/bsport-helpcenter/en/articles/3271188
2nd Step: Add a filtered tab.
In Settings > Settings Marketplace > Click on "Add a tab"
Choose the component "Calendar" > Click on "See more options"
Choose the online establishment > Submit
Click on "Save"
“For more information regarding other tabs about working with online classes,
go to the Online Classes and VOD
https://intercom.help/bsport-helpcenter/en/collections/2208703-online-classes-and-vodapp
of the Help Center.”