Tracking protection is now enabled in private browsing mode by default. Firefox will automatically block third party trackers, which limits ads following you around the internet and increases browsing speed.
隐私浏览模式现在默认启用跟踪保护功能。Firefox 将自动拦截第三方的跟踪器，从而限制对您活动的跟踪，并改善浏览速度。