The first time Microsoft Teams is installed on your computer, it will automatically start opening every time your computer turns on.
Whether you use Microsoft Teams or not, you can disable it from opening automatically on every startup, thankfully disabling startup apps is a straightforward task, and that’s exactly what I am going to show you below.
Below you can find three ways to stop Microsoft Teams from opening automatically in Windows boot.
Method 1: Stop Microsoft Teams from starting automatically via the App itself
Locate the Microsoft Teams icon on the system tray, right-click on it and choose Settings.

Make sure you are on the General tab and uncheck the “Auto-start application” and “Open Application in background ” options.
You can also uncheck the option “On close, keep the application running“, by unchecking this, each time you exit the Microsoft Teams app by pressing the top right X button, all the Microsoft Teams related processes will get terminated and Microsoft Teams will force close.

Method 2: Stop Microsoft Teams from Opening Automatically via the Startup apps
Navigate to your search bar and type “Startup Apps” and click on the option available.

Locate “Microsoft Teams” in the apps’ list and click on the switch to turn it off.

Method 3: Stop Microsoft Teams from opening via the task manager.
Press Ctrl+Shift+Esc to open the task manager and navigate to the startup tab.

Look for the Microsoft Teams, click on it, and choose Disable.

Now it should look like this :

Whichever of these three methods you choose to disable Microsoft Teams from running on startup, it will work like a charm.
If you don’t really use Microsoft Teams and it got installed on your device because you installed another Microsoft app on your computer, then it might be a good idea to uninstall it from your machine completely.
How to uninstall Microsoft Teams on Windows 10
Go to your search bar and type “Add or remove programs” and click on the option available.

Look for Microsoft Teams, click on it, and select Uninstall. Follow on-screen instructions, and that’s it! Microsoft Teams have been successfully uninstalled from your computer, and it will not reinstall itself or start running in the background anymore.


Conclusion
If you are using Microsoft Teams, I suggest you disable it from running automatically on Windows 10 boot up. It will save you computer resources and battery life and reduce boot times. On the other hand, if you’ve never touched Microsoft Teams, the best solution would be to uninstall it from your computer completely.
I really hope I helped you out with this guide. If you have any questions or suggestions, you can leave a comment below.

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