1. To follow a dashboard, click Follow. When you follow a dashboard in Salesforce Classic, you automatically follow all eligible components.When you follow a dashboard in Lightning Experience, you don’t follow any components.
2. Optionally, to follow a specific dashboard component, if necessary, switch to Salesforce Classic. (You can’t follow individual dashboard components in Lightning Experience). Hover over a component to display themenu. Then, click Followthis Component.To clear the hover menu, click an empty part of thescreen.