@Krit_STEPN suggestion. If you send a confirmation message to your registered email address, you can change it at any time if you can receive the email. Operations can also be terminated at any time within a month, and conversely, can be changed after one month.
@Krit_STEPN Hello, I found a very important problem, that is, because my email service provider suddenly closed my email account, I can still log in to the app, but I can't log in to my email. For help