So if ya struggle to shoot with both eyes open, this may help you easily remedy that. I use to do the one I closed thing but as I learned tactics and training (as I continue to do) I realized the benefit and importance of both eyes open.
https://m.youtube.com/watch?v=u6ygkP87obE&t=636s
https://m.youtube.com/watch?v=u6ygkP87obE&t=636s