KROM Koban User Manual page 8

1.1.8 Avanced function
1) Select the option "Avanced Function" from the drop-down menu.
2) Press the keyboard key to assign to this button or select one of the
"Avanced functions" sub-menu: "Basic comands", "Additional commands"
or "Media functions".
3) Then click "Apply" to complete the change.
1.2 Avanced mousewheel options
1) Select an option from the drop down menu to assign the mousewheel.
2) Then click "Apply" to complete the change.