When you’re invited to join a room, you can preview the room and view its message history.
Join a room from Gmail or Chat
- Open Google Chat or your Gmail account.
- At the top left, click Start a chat .
- Click Browse rooms.
The rooms that you're directly invited to appear at the top of the list. To find a room, enter its name.
- Optional: To preview a room, point to the room name and click Preview.
When you preview a room, you can read messages, but you can't participate in the conversation or get notifications.
- Click Add or Join in the preview to join the room.
- Click Open to open the room.