There will be times when you do not want any interaction with Teams. When you need time to focus on a task, it's the end of your day, week or you are on leave. Setting your status to Do Not Disturb will do this for you.
With Do Not Disturb activated all calls will be directed to voicemail regardless of your Forward settings, Chat and channel notifications will be silenced.
To turn on Do Not Disturb click on your profile in the top right had corner and from the status drop down menu choose Do Not disturb
To turn your status back to Available, perfrom the same saction choosing Available from the list.