Why is the new value in the data table not showing up on the chart?

Question

excel

I have a graph in excel like data by date. There are two lines in total, 10 values ​​in total - 10 points on the graph. I want to add one more date and value for it. I select Edit Data, I add a new value, it is saved in the table, but does not appear on the chart. The frame that highlights the cells used does not appear either.

Answer 1

Possible solutions:
1. Select the used table. Insert - Table.
2. Insert data in the middle of the table
3. After inserting data, change the range of cells on which the graph is built. RMB - Select data and so on.
choose)