In order to set your hot keys, you need to click on the Hot Key column of a
specific input port.

Next in this field you must specify your keyboard shortcut that you want to use.

«Use global hotkeys» - this function in which if the DrufelCNC window is not
active, then hotkeys will still go to DrufelCNC.
«Use default hotkeys» - this function for hotkeys will work according to the
following list:

Attention! Custom shortcuts take precedence over the default keys.