How to see what Facebook knows about you, and download your data Kudos to Facebook: It's easy. Credit: Facebook What data does Facebook have on you? A staggering amount if you’ve been using the service for a while. Fortunately, the social network makes it easy (if not straightforward) to find out exactly what information it has about your activities, and even lets you download your Facebook data. Here’s how. Before you begin, make sure you’re logged into your Facebook account in your web browser. If you’re not, this won’t work. Once that’s done, head over to the “Your Facebook Information” section of Facebook’s account management options. You can do it the easy way by simply following this link, or the more tedious way by clicking the downward-pointing arrow at the top-right corner of the page and selecting