If you have already enabled the Symbolic Links on your server and you still receive the error message: "Symbolic links don't seem to work on your server," Please contact BuddyBoss for support."(see the image below), you need to make sure that direct PHP file access is enabled on your server.

For reference, please see this screenshot:

Note: This screenshot is taken from Cloudways. If you are using a different hosting provider, please contact them to assist you in locating the appropriate setting.