i installed joomsocial on my joomla says instalation succesful but im not seeing the joomsocial on site...
first try on localhost then try on server if everyhing i ok at localhost then upload the file to the server through ftp and upload the databe and make change in the configartion file. and upload the file.i hope this will help u if u still not solve this problem please feel free to post me.
I think you need to go to the the menus, then click top menu->home. Then click change type and you will see more options there. Look for the Joomsocial and click it and choose home.