- Compatible with:
- macOS
- Available in:
- Desktop Security version 5
Error Message
License key issue. This license key does not match our records. Please make sure you entered it correctly.
Error Code
MB404102
What caused the error message
When activating your subscription in the app using a license key, you did not type the key correctly. If the key is incorrect, it won't match the company's records, and the app cannot verify your subscription.
How to resolve the error
Check your license key details and review the tips in our Unable to activate a subscription with a license key article. If you can't find your license key, see our Find my Malwarebytes license key article.
After checking your license key, try entering it again. If you still receive the error message, you will need to purchase a new subscription. Check out our pricing page to view available plans.