(From Discord DFO Modding Channel)
Plus , if you would like to use the paid functions of DNFE (like avatar merge or replace to foreign resources) , just click Login (登录) (on upper right) and type anything (in the Username and Password) and then click Login (登录) (on lower right). Any usernames and passwords can pass the login. And no coppers will be consumed anymore after logging like this.
It will display “Public APPUser”, but the functions are available and free.