4 Facebook tune-ups you may have missed Facebook is busy again. It’s adding new features to the site. Need a refresher on the changes? Likeable Media’s Cara Friedman explained the changes, from browser notification tabs to photos. By Ragan StaffJan. 25, 2011 SHARE To read the full story, log in. Become a Ragan Insider member to read this article and all other archived content. Sign up today Already a member? Log in here. Learn more about Ragan Insider.