Facebook June 2010. After extensive testing and years of questions from the public about whether it had an intention to incorporate a "Dislike" button, Facebook officially rolled out "Reactions" to users worldwide on February 24, 2016, letting users long-press on the like button for an option to use one of five pre-defined emotions, including "Love", "Haha", "Wow", "Sad", or "Angry". Reactions were also extended to comments in May 2017. Facebook Messenger is an instant messaging service and software application. Originally developed as Facebook Chat in 2008, the company revamped its messaging service in 2010, and subsequently released standalone iOS and Android
Criticism of Facebook admin of the group or a hacker". Facebook offered to install a home-alarm monitoring system, provide transport to and from work, and counseling through its employee assistance program. As a result of the data leak, Facebook is reportedly testing the use of alternative, administrative accounts for workers reviewing content, rather than requiring workers to sign in with their personal profiles. on October 26, 2018 social network Facebook announced that it has deleted 82 accounts created in Iran that included posts advocating harsh issues such as race, immigration, and U.S. President Donald Trump, . . .. Facebook has been criticized for