It's likely that you're among Facebook's now 2 billion users. But you might not have known just how much information you're sharing with the outside world when you use the social media platform. Watch the video above and follow the instructions below to take control of your privacy settings.
1. When you use your Facebook account to log in to other apps, Facebook can track your activity on those services. If that makes you uncomfortable, there's a way to disable that (but you will lose your ability to log into any third-party apps and websites with your Facebook account). Here's how: