Kerio Control Web Filter Is Not Activated Categorization Is Disabled Work !!top!! Today

: In the GFI Accounts Portal , verify your license is not expired.

The Web Filter uses an external service (Zvelo) which requires a valid authorization token. These tokens expire every . If your DNS settings prevent the token from renewing, categorization will be disabled.

If you are encountering the error your firewall has likely triggered a safety mechanism that pauses web filtering when it cannot reliably reach the categorization servers. : In the GFI Accounts Portal , verify

cd /opt/kerio/winroute ./tinydbclient "update SiteFilter set DetectReliability=0" /etc/boxinit.d/60winroute restart Use code with caution.

: Navigate to Configuration > DNS . Check Enable custom DNS forwarding and add a rule for *.zvelo.com to use Cloudflare (1.1.1.1) or OpenDNS (208.67.222.222) instead. 3. Fix Licensing and Activation Issues If your DNS settings prevent the token from

This issue is typically caused by , expired authentication tokens , or network reliability checks failing multiple times in a row. Use the following guide to troubleshoot and implement workarounds. 1. Immediate Workaround: Disable Reliability Detection

: Hold the Shift key while navigating to Status > System Health in the admin interface, then click Enable SSH . : Navigate to Configuration > DNS

Kerio Control is designed to disable the Web Filter if it fails 10 consecutive DNS checks to reach the update servers within one minute. You can force it to ignore these failures and keep the filter active by using the SSH console.