There is a problem logging in. I did all the settings as I mentioned in the explanation, but I don’t know where the problem is. This is a video that explains the problem.
https://drive.google.com/file/d/1FIs_ULMnd2O9Bf0lUJbXGAn6Z8ESvz8c/view?usp=sharing
Sorry, the notification problem has also been solved. Thank you very much. You are the best