How do I activate Office with product key from office.com?

Activate Microsoft Office with product key at office.com/setup or microsoft 365.com/setup to unlock full access to Office apps like Word, Excel, and PowerPoint.

How do I activate Office with product key from office.com?

1. Visit the office.com/setup website to activate Office with product key.
2. Sign in with your Microsoft account, or create one if needed.
3. Enter office 25-character product key (format: XXXXX-XXXXX-XXXXX-XXXXX-XXXXX).
4. Click “Next” to redeem the product key.
5. Select your country and language, then confirm.
6. Product key is now linked to your Microsoft account.
7. Click “Install” if you need to download the Office apps.
8. Run the installer and complete the installation.
9. Open any Office application (like Word or Excel).
10. Sign in with your Microsoft account to complete the activation.

Troubleshooting Common Issues During Setup

• Invalid Product Key: Double-check your key for typos or ensure it hasn’t already been used.
• Installation Error: Restart your device and ensure you have a stable internet connection before retrying.
• Compatibility Issues: Verify that your device meets the system requirements for the Office version you’re installing.
• Activation Issues: Ensure you’re signed in to the Microsoft account linked to your subscription.