It could also mean there was a change to your order. My dealer originally left off a few options on my order and when they corrected it I got the order updated email.
If you haven't gotten an email ask your dealer to see the priority code. I placed an order in August and never got a confirmation email. I asked the dealer and they said everything was all good. I went in last week and rolled my order to a 2022 and still no email. I called the Ford hotline...