I'm chiming in with the hard advice. I remember how it felt for me to hear that I need to let her go. To detach. You're hoping theirs a great magic way to get her back. And there is, kind of. Let her go.
You should be in Last Resort Mode. Stop all pursuit. Get a life. Wait and see. 3 steps, that's it. Quit talking to her.
H 34 W 29 BD 3/12/18 Divorce Busted Spring 19
It is not things that bother us, but the stories we tell ourselves about things.