How to only show people belonging to a group in the people list?

In the event dashboard, click on the "Content" tab from the sidebar.

Select the "People" feature page to manage the content.

Click on “Add Tab”. This will open a modal to add a tab.

Select the Group to show and enter the display name of the tab. You can also choose to show only logged-in users from the group you are selecting.

Click "Save"