To sign in to Outlook on the web using your work or school account in Microsoft 365:
Go to the Microsoft 365 sign-in page or to Outlook.com.
Enter the email address and password for your account.
Select Sign in.
Note: To sign in to Microsoft 365 using another account, select Use another account the next time you sign in.
Sign in to www.office.com from a web browser and start using the apps on the web or access other web services associated with your account such as OneDrive.
How you sign in to an installed Office app depends on your device.
