Select + to create a new chat room (Figure 1):
Figure 1 Create
Search for the desired members to add to the chat room (Figure 2):
Figure 2 Add people
Add a name and chat room settings will automatically appear or your can select Create a Chat Room in the bottom left to expand room settings (Figure 3):
Figure 3 Create a Chat Room
Note: If you don't add a name, you can create a group chat.
Add a name, select your chat room settings, and add an initial message (optional) to be sent when you create the room (Figure 4):
Figure 4 Chat room settings and initial message (optional)
Select Create Chat Room (Figure 5):
Figure 5 Create Chat Room