Kerio Control Web Filter Is Not Activated Categorization Is Disabled Fixed Fix Page

Check for updates and ensure you are running the most recent build compatible with your license. Summary Checklist Potential Cause Renew SMA or Web Filter subscription. Time Sync Issue Enable NTP and verify the correct Time Zone. DNS Failure Set Kerio to use 8.8.8.8 for system resolution. Server Timeout

Click Update License Info to force the appliance to check in with the GFI servers. 2. Check DNS Resolution on the Firewall

Ensure HTTPS (Port 443) and HTTP (Port 80) are open for the firewall’s own outbound traffic. Check for updates and ensure you are running

Go to Status > System Health and use the Debug or Ping tool (or SSH into the box). Try to ping google.com or ://kerio.com .

Sometimes the local database or cache becomes corrupted, leading the system to believe the service is inactive. Navigate to . Uncheck Enable Kerio Control Web Filter . Click Apply . Wait 30 seconds, re-check the box, and click Apply again. DNS Failure Set Kerio to use 8

Ensure your Kerio Control is using reliable DNS servers (like 8.8.8.8 or 1.1.1.1) under Configuration > DNS . 3. Clear the Web Filter Cache

If your Kerio Control is behind another router or ISP firewall, it must be allowed to communicate with the activation servers. Check DNS Resolution on the Firewall Ensure HTTPS

Are you seeing any specific in the Kerio Control Error Log when you try to enable the filter?

How to Fix "Kerio Control Web Filter is Not Activated, Categorization is Disabled"