Login to your Teams Account. And Click on the three dots from the left panel. Search for Clerk Chat or SMS, the Clerk SMS integration app will appear. Click on the App.
A new Page will pop up. Just click on "Add" button.
Immediately the Clerk App will get integrated with your Teams Account on the left panel. Right-click on the Clerk Chat icon from the left panel to pin it.
Note: When you install Clerk you get a new phone number, this number can be changed at any time. To enable your existing phone number please refer to how to activate existing phone numbers.