other than admin user block wp-admin

add_action( 'admin_init', 'redirect_non_admin_users' ); /** * Redirect non-admin users to home page * * This function is attached to the 'admin_init' action hook. */ function redirect_non_admin_users() { if ( ! current_user_can( 'manage_options' ) && '/wp-admin/admin-ajax.php' != $_SERVER['PHP_SELF'] ) { wp_redirect( home_url() ); exit; } }