The small, circular indicator appearing on a user’s profile image signifies their active status. It visually communicates that the individual is currently online and available for real-time interaction through Messenger. For example, seeing this indicator next to a friend’s name in the chat list suggests they are presently using Facebook or Messenger.
This feature provides immediate awareness of contact availability, facilitating quicker and more efficient communication. Its implementation aimed to enhance the user experience by promoting instant messaging and responsiveness. It eliminates the need for speculative messages and improves the likelihood of immediate replies, which fosters a sense of connection and immediacy.