The columns of the item list can be changed in width and order in any way. These changes are saved to be available even after restarting the program.
Save the width of the columns by leftclicking the right frame of the column header and running it to the left or to the right.
The order of the columns is changed by leftclicking a column header and dragging it to the desired position.
By rightclicking a column header a form is opened wehere you can select the columns you want to be displayed.