A good programmer / admin is who keeps his program simple but not simpler and security as high as he can . So this post is for those admins who wants to configure his Ucenter to be fetched by two different websites . Before writing the steps , I'll be thankful to khalid ( super moderator at codersclub.org ) . Note : If you are using something like Discuz (readymade forum script ) then it contains 2 databases by default , But if you are using your own script then you have to create it . This tutorial is explained on Discuz ! Script. Just like you have installed Ucenter database eg "uc_pre_test" or "ucenter_pre_test" . 1st file you have edit is /config/config_ucenter.php And 2nd file /uc_server/data/config_inc.php If you having difficulty to understand above lines , then don't worry just understand the below lines carefully . Let 1st forum Ucenter database name is " ucenter_pre_test " and the 2nd ...