My car runs, but doesn't move. What wrong?

What is your question?

There was a titer tatter sound qhen it stopped running while i wS driving. My car starts, turns over, runs,idols, when you put it in gear it does not work. please help.2013 Hyundai azera with the Tech package has 115000 miles bought it on may 7 2021 only used 1week paid 10 grand cash I changed the input output sensors. Brand new battery

What makes this problem better or worse?

Nothing

How long has your 2013 Hyundai Azera had this problem?

Week after I purchased for a whole year