for instance; if i run the scenario that i did not have a dependent in 2021 that was born, it still shows the same federal/state refund vs. when i do input the ...

nope, made all those selections properly and still shows no refund for my child born in 2021.

I had the same issue with my son born in 2021; didn't claim them on the advanced child tax credit. MFJ. We received 1800 out of the 3600 for our firstborn, and ...