They included Bed, Bath and Beyond, Target, and Marriott Rewards. I started with the ads tab and learned which advertisers possessed my contact information. (The downloading time depends on how much data you've generated.) The data is segmented into groups: like ads, contact info, events, messages, timeline, and more. Related: How to stop Facebook from (mostly) sharing your dataįacebook emailed me a link to download my data. By visiting the Settings page, I clicked an option to download a copy of my data at the bottom of the general account section.