Dashboards once created can be edited as per requirements. Changes to the existing dashboard makes sense if some existing reports are to be removed from it or few new reports are to be added to it.
How to edit dashboard?
Deleting reports from dashboard
Go to dashboard section.
Click on the dashboard you wish to edit.
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You will find reports already present in dashboard.
Hover on the highlighted three doubts, a pop menu stating 'remove from dashboard' will appear.
Click on 'remove from dashboard' button.
Your report is successfully deleted from selected dashboard.
Adding reports to dashboard
In the dashboard section, open the dashboard you wish to modify.
Click on the blue button stating 'add report' appearing on the top right corner.