Kerio Control Web Filter Is Not Activated Categorization Is Disabled Hot New! «Free Forever»

When the Kerio Control Web Filter shows as "not activated" or "categorization is disabled," it typically stems from connectivity failures between the Kerio appliance and its update servers or authorization issues with the third-party categorization service, Zvelo.  Common Fixes 

Analyze Logs

Look in Logs → Filtering Log (or /var/log/kerio/error.log via shell). When the Kerio Control Web Filter shows as

If Still Not Working

• Review logs: Go to Logs → Web Filter – look for “license expired”, “connection refused”, or “SSL error”.
• Update Kerio Control – older versions may use deprecated categorization endpoints.
• Contact GFI Support – provide diagnostic output from Support → Create Support Snapshot.

Some possible causes of this issue include: Review logs : Go to Logs → Web

If the hotfix above does not resolve the issue permanently, check these configurations: Custom DNS Forwarding Some possible causes of this issue include: If