If it’s a new store, it’s going to take time for the FB algorithm to get to know who buys stuff from you so you’re just going to have to pour in more money to keep testing and running ads… it’s not magic.
When I drop shipping a while back the main mistake people were making were rushed sites that don’t look professional and lacked detail to make them look legit. Share your links and we’ll give you feedback
If you think it’s too late, it’s too late.