Check who have read your messages

@work supports check receipt feature. Furthermore, you can check who has read your messages in any chat rooms.

Go to a chat room and click the book symbol near your sent messages.
You can check the members who have read your messages in the Read tab and who have not in the Unread tab.

Go to a chat room and tap the book symbol near your sent messages.
You can check the members who have read your messages in the Read tab and who have not in the Unread tab.