Modify the heights of rows or widths of columns

In each printout, you can drag the lines between the timetable, header and footer:

In some reports, you can also drag the FIRST line that divides the first row or column. Why only in some reports? Because a report be set to fit to page width or page height.
For example, summary timetable of teachers is fit to width, but not fit to height so you can set the height of the rows. IF there are more rows, the printout will continue onto the next page:

You can change if the printout must fit width of height in the Modify current icon. This applies only to the current report and you can specify this separately for width or height. If the page is not fit to height, then you can change the heights of rows: