Common Symptom

Users report that the Teams meeting button is missing from Outlook, making it impossible to schedule Teams meetings directly from calendar.

Solution 1: Enable Teams Add-in

  1. Open Outlook
  2. Go to File ? Options ? Add-ins
  3. At the bottom, select "COM Add-ins" ? Go
  4. Check "Microsoft Teams Meeting Add-in for Microsoft Office"
  5. Click OK and restart Outlook

Solution 2: Repair Office Installation

If the add-in is missing entirely:

  1. Control Panel ? Programs ? Programs and Features
  2. Right-click Microsoft Office ? Change
  3. Select "Quick Repair" first, then "Online Repair" if needed
  4. Restart computer

Solution 3: Registry Fix (Advanced)

If add-in is disabled in registry:

HKEY_CURRENT_USER\Software\Microsoft\Office\Outlook\Addins\TeamsAddin.FastConnect

Set LoadBehavior to 3

Solution 4: Reinstall Teams

As a last resort, uninstall and reinstall Microsoft Teams. The Outlook add-in will be restored during installation.

Prevention

Add-ins can be disabled by Group Policy. Check with your IT department if this keeps happening.