My Client Security license key does not work.

My Client Security license key does not work. - F-Secure Community

Issue:

I am trying to activate Client Security 14.xx with the License key we used for 13.xx but it is not recognized.

Resolution:

Please check that you are using a valid license key.
License keys differ between versions.
Contact your reseller to obtain your updated license keys and certificates

Article no: 000012137