Lost account

[tegera]

Hello, my friend want's to come back to this game , he remembered some of his accounts but one of the account he can't get back . When he tries to log in it ask's " Authenticator code ", it might be " Two-factor authentication" but he does not have that phone number anymore , he get back two which account name's are Svani** and Svani** , he can't get back Svani** they have similar passwords but this needs Authenticator code which he can't get , can you help ?