or from the tool bar.
You can do this by choosing "Post Process" from the menu.
Converting the operations from the program into g-code for your milling machine, is know as "Post Processing".
The gcode file will be either in the same file as your .heeks file ( in some system temporary folder if you haven't saved your file yet )
or in specific folder, depending on your setting in the Program
A copy of the text written to your g-code file will appear in the Output window.