How to Fix "Unlicensed Product" or "Product Activation Failed" in Office
By Ava Collins
· About Zone Desire
Quick answer
"Unlicensed Product" or "Product Activation Failed" in Word or Excel means Office cannot confirm your license. Sign in with the account that owns Microsoft 365, check the subscription is active, set the date and time, and remove extra Office versions.
What does “Unlicensed Product” mean?
Office is running without a valid, activated license.
What causes it?
- Signed in with the wrong account
- Subscription expired
- Multiple Office versions installed
- Wrong date and time
Steps to try
Stop when the issue is resolved.
- Open Word → File → Account and check which account is signed in.
- Sign in with the account that has Microsoft 365.
- Check the subscription at account.microsoft.com/services.
- Uninstall extra Office versions.
- Set date and time automatically and restart Office.
Need more support? Check the official help: Microsoft Support
FAQs
Can I still open files when unlicensed?
Yes, but editing features are limited.
Is Office pre-installed on new laptops free?
Often it is a trial. Buy or activate a license to keep using it.