...
Manage the group who is hosting the hub
Click on the More Tools dropdown and select Hubs
Manage your hub
Complete the Hub Settings
Navigate to the Dashboard button to view an overview of the Hub, including Feature Usage data and Metrics to see the data about user engagement and Promote to view and edit a flyer that you can use to help promote the Hub to users
Navigate to the Features section to edit your Left Menu on web platform and the Menu on the mobile app
Drag and drop widgets from the Features list to add the widget
...