Using the Visual Studio Toolbox providing DX.18.1: Dashboard Items tab, which contains all dashboard items that can be added to the currently opened dashboard.
To add a dashboard item to the dashboard, select it in the Toolbox and drag-and-drop it onto the dashboard surface. As an alternative, double-click the required dashboard item.
You can customize dashboard item settings directly in the Properties window.
If you want to customize dashboard settings, right-click a dashboard item and select the Select Dashboard menu item or click a dashboard title.
Using the Dashboard Items dialog that allows you to create dashboard items and specify their settings.
To invoke this dialog, select the dashboard and click the ellipsis button next to the Items property.