By default, bbPress is changing all author profile links to include rel attribute set to ‘nofollow’.
bbPress doesn’t have any settings for this, but this can be achieved using custom code or the plugin.
Just include this code in your theme functions.php:
// disable adding 'nofollow' for topic author links remove_filter('bbp_get_topic_author_link', 'bbp_rel_nofollow'); // disable adding 'nofollow' for reply author links remove_filter('bbp_get_reply_author_link', 'bbp_rel_nofollow');
Using a plugin
If you don’t want to add custom code, you might wanna consider one of the plugins that can do this: