Sets the size of the game field (black box.) You may choose between , and . The default is
Sets the number of balls in the black box. You may choose between (the default), or .
Switches the tutorial mode on or off. In tutorial mode, you can see where the balls actually are. Note that you have to start a new game for this change to take effect.
Displays a standard KDE shortcut configuration dialog, in which you can change the keyboard shortcuts used by KBlackbox.