Improve 2FA

app/Controller/Twofactor.php

@@ -72,6 +72,9 @@ class Twofactor extends User
             ));
         }
 
+        // Allow the user to test or disable the feature
+        $this->session['user']['twofactor_activated'] = false;
+
         $this->session->flash(t('User updated successfully.'));
         $this->response->redirect($this->helper->url('twofactor', 'index', array('user_id' => $user['id'])));
     }