First, open the Excel application and retrieve the spreadsheet you're pulling the data from. The bar graph needs to have a range of data before you can make it. 1.

How to enable a macro in Excel for one time only If you want to run a particular macro just one time, you can configure Excel's security settings for that as well. 1.

Although you don't have to format your data as an Excel table, doing so will make life easier if you add more rows or columns, and Excel generally reads data formatted as a table ...