You can try something like this

DEFINE WINDOW myrep AT 0,0 SIZE 40,100 TITLE "Label Designer" ;
	CLOSE NOZOOM SYSTEM 
ZOOM WINDOW  myrep MAX
MODIFY LABEL mylabel WINDOW myrep

>LABEL FORM myLabel PREVIEW
>
>Label Form default caption: REPORT DESIGNER - myLabel.frx.
>How can I change this?
>& How can I disable the min button?
>& How can I make the label form to default to be maximized?
>
>Thank you all!!!!