Facebook has finally caved to public pressure and agreed to improve its privacy settings, but the tighter security for its traditional features also comes with a new potential concern.From more safety prompts and user-friendly interfaces, to some big changes for its mobile app, here’s everything you need to know about the changing face of Facebook. What says “privacy” better than a blue dinosaur? In an effort to address privacy concerns, Facebook introduced a “privacy dinosaur” popup in April to remind users when they’re making a public post. That popup has since been expanded to include a privacy checkup tool, so long-time users can review their sharing settings.