It’s not possible to change the columns (e.g. adding one), but you can change the headings.
It needs a bit of CSS to tweak it, but it is possible: CSS transformations
If you need any help, please don’t hesitate to let us know 
It’s not possible to change the columns (e.g. adding one), but you can change the headings.
It needs a bit of CSS to tweak it, but it is possible: CSS transformations
If you need any help, please don’t hesitate to let us know