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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

  1. Select Sign in.

    Screenshot showing sign in link in an Office desktop application
  2. 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.

  3. Select Next.

Sign in to Office in your web browser

  1. Go to

  2. 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
    For Microsoft 365 Germany, sign in with your work or school account at

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