<p>By Heather Kelly, CNNupdated 9:32 AM EDT, Thu March 27, 2014 | Filed under: Social Media</p><p>To tag someone in a photo in Twitter, tap on "Who's in this photo?" and start naming names.</p><p>STORY HIGHLIGHTSTwitter has added the ability to tag people in photosThe feature is already very familiar to Facebook users, who have had it a long timeThe default privacy setting lets anyone tag you in an image, but it can be turned offTwitter also adds option to share up to four photos in a single tweet</p><p>(CNN) -- Twitter announced Wednesday that it's adding new photo tagging and collage features.</p><p><a href="http://www.cnn.com/2014/03/26/tech/social-media/twitter-adds-photo-tags/">Keep reading...</a></p><p>Read also:</p><p><a href="http://time.com/39373/twitter-now-lets-you-tag-people-in-photos-you-can-add-4-photos-to-each-tweet-too/">Twitter Now Lets You Tag People in Photos You Can Add 4 Photos to Each ...</a> (TIME)</p><p><a href="http://mashable.com/2014/03/26/twitter-photos-social/">Twitter Lets You Add 4 Photos to Tweets, Tag Anyone in Them</a> (Mashable)</p><p><a href="http://www.cnet.com/news/twitter-adds-photo-tagging/">Twitter adds photo-tagging</a> (CNET)</p><p>Explore: <a href="http://news.google.com/news/more?ncl=dx5f0DQVutyyBWMXZVRTNrUhpBQHM&authuser=0&ned=us">198 additional articles.</a></p>