cant login and cant change a password Edited

[nikif]

when i try to login in my main account he say you need to change password becouse 
This login attempt has been blocked because the password you're using was previously disclosed through a data breach (not in this application). Please reset your password.
i try change my password and I am not receiving on mail.. try like a 10 time and no one not to come my mail skylex98@mail.ru