If your internet is working but the filter remains disabled, you can manually reset the internal "reliability" check via the SSH console.
Use Kerio’s built-in email alerts:
: A simple reboot of the Kerio Control appliance or a manual restart of the winroute service via SSH often restores functionality if the issue was a temporary timeout. If you'd like, I can: If your internet is working but the filter
Ensure your firewall has enough disk space to save the license file; low space can cause loading errors. 3. Check Web Admin Activation Sometimes the feature is simply not toggled on in the UI: Go to . Ensure Enable Kerio Control Web Filter is checked. Are you seeing any specific (like "Invalid Authorization"
Are you seeing any specific (like "Invalid Authorization" or "DNS response timeout") in the Error or Debug logs? Using Kerio Control Web Filter - KerioControl - GFI low space can cause loading errors.
If your Internet connection is slow or your ISP has unstable DNS, Kerio might disable the filter prematurely. You can disable this "safety" check via SSH: Log in to the console via SSH.