Some websites and ads attach hidden trackers that collect your browsing info long after you’ve left. Only { -brand-name-firefox } Private Browsing has tracking protection to block them automatically.
部分网站和广告附有隐藏的跟踪器，它们可能长期收集您的浏览信息。{ -brand-name-firefox } 隐私浏览模式配备的跟踪保护功能可以自动拦截它们。