If you want to add the "New teams meeting" button to your home ribon follow the steps below.
1. Select File in the upper left of the screen.
2. On the left side select options.
3. Add the "new teams meeting" button to your home tab using the following steps.
1. Select customize Ribbon.
2. Click the drop-down and select "All Commands".
3. Select the Home (Mail) tab.
4. Click the "New group" button.
5. With "New Group (Custom) Highlighted, select "New Teams Meeting".
6. Click on Add to move this option over to the New Group (Custom).
7. Click on OK.
4. Navigate back to the home tab and the "New Teams Meeting" Button should be there.
