How-to Install buddypress as a sub-domain

Hi there

1st of all, I found your support just awesome and I like to share you my misery to help me with it please , 2nd I’m so sorry if I knocked a door which was already opened.

but I searched around for an answer but with no avails

I’m not an expert in php coding or master in web designing but I’m building a medical website which is proudly using press services, WPMU, BBpress and Now I wanna Add Buddypress.

I searched around for how-to install buddypress as a sub-domain

I’m using wpmu 2.9.1, wildcard is active and I like the install buddypress as


rather than Install Buddypress on a Secondary Blog –> (

I’ve read Changing Internal Configuration Settings –> ( but didn’t find a clear answer.

I came across this code if I like to Set which blog ID BuddyPress will run on:

define ( ‘BP_ROOT_BLOG’, $blog_id );

if I didn’t find an answer for my first question, I have plan B question :wink:

if I’ve chosen the blog Id to be 3 for example

would it be like this blog3.example.tld/community

and How can I Keep my old BuddyPress user / group avatars in the 1st and 2nd situation ??

and How to Redirect previous BuddyPress permalinks in both cases

I’m sorry again if I asked for something which is already answered but you are my 1st and my last rescuer

Thanks again