Include captions in your Microsoft Excel graphs to provide rich and meaningful labels. The labels can be used to display extra information that is not plotted on the graph. By linking them to cell values, you can make these captions dynamic.
When you create a chart in Excel, you are provided with label elements. These include the chart title, data labels, and axis titles. These labels can be very useful for displaying extra information in the chart, especially when you use cell values for Excel chart labels.