You can set overall chart options or format specific objects in a chart. Microsoft Graph offers detailed precision in chart creation and the opportunity to make numerous formatting changes. Before making major changes to the chart default, be sure to carefully consider your reason for customizing. Different isn't always better, unless it adds value or clarity to your chart.
If the chart isn't active, you won't see the chart menu and toolbar options. Double-click the chart to select it and display the appropriate options.
You can set overall chart options for the chart type you selected in the Chart Options dialog box. In Microsoft Graph, choose Chart, Chart Options to display this dialog ...