To make a value visible on a graph in an XY chart

As you can see from the attached file

If you move your mouse close to the XY chart, you will get the value of that graph.

By the way, can I display the values of the graph on the graph picture?

I found how to do it above the chart


Duplicate post by the user on Perspective Bar Chart value labels - #29 by jiyoung_hwang1 where the solution is given.