Go to View menu > ShotBox;

Select the mode of operation when pressing a clipboard button:

Execute – to perform events right away.

By default, ShotBox is works in Execute mode. Press the button to switch to Insert mode.

Insert – to insert event lines in the playlist

Set the position for inserting event lines:

– to insert as next item to be executed;

Right-click on a button to assign an event to it;

Specify the event properties in the relevant dialog and click OK to apply.
Push the relevant button to execute the event assigned to it.