Log Into Teams from the Web
Open an internet browser, preferably Google Chrome or Microsoft Edge.
Go to teams.microsoft.com > Sign In
Password: same password you use to log-in at school.
Federation log in: If you are logging in from outside of school, you will be asked to enter your username and password one more time.
If it asks you to download the Teams desktop app, click on Use the web app instead.
And there you go! You should see a page that looks like this: