By default, the platform does not have this option. You can use the following function code.

Please follow the steps below:

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_filter( 'bp_nouveau_get_groups_filters', function( $filters ){
// here they can modify the $filters array
// default value for this array is
$filters = array(  
 'alphabetical' => __( 'Alphabetical', 'buddyboss' ),
 'active'       => __( 'Recently Active', 'buddyboss' ),
 'popular'      => __( 'Most Members', 'buddyboss' ),
 'newest'       => __( 'Newly Created', 'buddyboss' ),
);
return $filters;
}, 1 );

5. Click Update File to save the changes. 

If you do not see the changes please make sure you have cleared your browser cache.

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