Adding a Title to the Legend
23.08.2021
1.If the diagram is in a document or a worksheet, double-click on the diagram to open it.
2.Double-click on the legend title, edge of the legend or diagram surface, but not on a curve in the legend.
3.In the Properties dialog box click on the Legend tab, if necessary.
4.Select the option Title on.
5.Enter the desired text in the Text input field.