Carry out the following steps:
Celtx now numbers the scenes for us, keeping track and revising those numbers if we add or delete scences.
Of course, we only turn on scene numbers in shooting scripts, never in a spec script. Doing so will mark the script as amateurish and it probably won't get read. Yes, they are that picky. Most script readers stop at the first mistake and scene numbers in anything but a shooting script is a mistake.