Firstly let's identify the reason why you don't have access to your account.
Have you forgotten your password?
Or maybe you are just getting the "Incorrect password" error while entering the correct one? This can be resolved by resetting your password. Here is how.
Lost your 2FA device? Click here.
2FA codes stopped working? You can find help here.
Your email address has been deleted? Or you lost access to it?
Do you think your account might have been compromised?