If you notice that new Microsoft Teams icons are appearing on your desktop when you start your computer, you fix this issue by following these steps:
1. Open the Task Manager by right-clicking on the taskbar and selecting Task Manager.
2. Go to the Startup tab.
3. Look for Teams in the list of programs.
4. If you see Teams and it’s set to start when your computer starts, you can disable it by right-clicking on it and selecting Disable. This will stop Teams from creating new shortcuts on your desktop every time you log in.