When you create a new world and forget to turn on starting map option on you can’t change it

So let’s say you created a new world but you realize you forgot to turn on starting map option. But once the world is already created you can’t change it.

Steps to Reproduce:

  Step 1 create a new world
  Step 2 leave starting map option off
  Step 3 try to change the option to on

Observed Results:
You can’t turn the starting map option on once the world is created

Expected Results:
Should be on by default