JohnsonMiller , 11-27-2019, 11:10 PM
Thank you for the hint,
I managed to add that button to PCB active floating toolbar,
from the menu: View-> Toolbars -> Customize, a dialog "Customizing PCB Editor" will appear and floating PCB toolbar turns to normal toolbar and so editable, right-click on PCB and select "Clear Filter", hold your click, it will move the command and place it in a location in toolbar, an icon will be dragged and positioned, then close the "Customizing PCB Editor" dialog, your floating menu should return by your added new button,
for me it looks like this:
Regrads,