By default, on our platform and theme, it will display 20 members and 3 column per row.
To increase it to a greater number, please try adding the below Function in your theme files by following these steps: 

Note: Make sure to have a complete site backup before proceeding

1. Go to Appearance > Theme Editor.

2. Under Select theme to edit, choose (BuddyBoss Child/whatever theme is active), then click Select.

3. Below Theme Files, select Theme Functions (functions.php).

4. Append the code just before the closing PHP tag “?>”:

add_action( 'bp_after_has_members_parse_args', 'bb_increase_members' );
function bb_increase_members( $args ){
  $args['per_page'] = 24;
  return $args;
}

5. Click Update File to save the changes.

Note: Any modifications are considered as custom work already. Know more about our Support Policy here: https://www.buddyboss.com/support-policy/