Here is how i Change the grid in the Editor :
i put in the new grid size, click ten times around... ist deleted.... i click the hook on Show a few times... click in the Editor... the grid with has changed...
yes !!
then the same process for the grid height... click the checkmarks on an off.. click in the Editor... and after some sweat.. the grid has changed...
is there an easier and accurate way to Change the grid size ?