[@robin-w Moderator 5 years, 10 months ago]

Put this in your child theme’s function file –

ie wp-content/themes/%your-theme-name%/functions.php

where %your-theme-name% is the name of your theme

or use

Code Snippets

add_filter( 'bbp_current_user_can_publish_replies', 'rew_do_not_allow_anon' );

function rew_do_not_allow_anon ($retval) {
	if ( ! is_user_logged_in() ) {
		$retval = false ;
	}
return $retval ;
}