View Source ExTDLib.Method.SetRecoveryEmailAddress (ExTDLib v0.0.4)

Changes the 2-step verification recovery email address of the user. If a new recovery email address is specified, then the change will not be applied until the new recovery email address is confirmed. If new_recovery_email_address is the same as the email address that is currently set up, this call succeeds immediately and aborts all other requests waiting for an email confirmation. Returns object_ptr<PasswordState>.

NameTypeDescription
passwordstringThe 2-step verification password of the current user.
new_recovery_email_addressstringNew recovery email address.

More details on telegram's documentation.