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How do I Activate Microsoft Office using product key?

To Activate Microsoft Office using product key during the installation process or via the Office account settings. This step confirms your ownership and grants access to the suite's full functionality.

How to Activate Microsoft Office using product key?

  • Install Microsoft Office from the Microsoft365.com/setup website or insert the installation media.
  • Open any Office application (e.g., Word or Excel).
  • Select "Activate" or "Enter Product Key."
  • Type the 25-character product key (found on the packaging or in your email).
  • Follow on-screen prompts to complete the activation.
  • Sign in with your Microsoft account (if required) to sync settings and licenses.
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How can I Install Microsoft Office using product key?
Last modified: 2025-10-14Powered by