Sign in to Office in your desktop apps or on the web to unlock the full potential of Office.
Sign in to Office desktop apps
Select Sign in.
In the Sign in window, type the email address and password you use with Office. This might be your Microsoft account or your work or school account.
Sign in to Office in your web browser
Go to office.com/signin.
Sign in with the Microsoft account or work or school account you use with Office.
Note: For Microsoft 365 operated by 21Vianet in China, sign in with your work or school account at login.partner.microsoftonline.cn.
For Microsoft 365 Germany, sign in with your work or school account at portal.office.de.
Sign in to Office or Microsoft 365