Kerio Control Web Filter Is Not Activated Categorization Is Disabled Work -

Yes. Use Kerio’s test tool (if installed): /usr/local/kerio/winroute/bin/kwfmgr --test-categorization example.com

Kerio Control does not rely solely on static blocklists. Instead, it uses . When a user requests a website, the Kerio appliance queries a remote categorization server (provided by Kerio’s parent company, GFI Software, or a third-party partner like McAfee). The server returns a category ID (e.g., 92 for “Gambling”). The appliance then applies your content rules.

No. The free version (limited to 5 users) does not include cloud categorization. Web filtering will always show as disabled. Conclusion The message “Kerio Control web filter is not activated – categorization is disabled” is not a minor glitch—it signals that category-based content filtering is completely offline. Most often, the culprit is an expired license, DNS failure, or an outbound firewall rule blocking the appliance’s own traffic. When a user requests a website, the Kerio

Article ID: KC-WF-001 Product: Kerio Control (formerly WinRoute) Affected Versions: 9.x, 8.x, and legacy 7.x Symptoms: Web filtering fails, content rules are ignored, and the administration interface shows a warning that categorization is disabled. Introduction Kerio Control is a robust unified threat management (UTM) appliance that provides firewall, VPN, and web content filtering. One of its most valuable features is the ability to block or allow websites based on dynamic URL categorization (e.g., “Social Networking,” “Adult Content,” “Streaming Media”).

Go to or Web Filter → Upstream Proxy (version dependent). no website receives a category

Remember: Cloud categorization requires the firewall itself to act as a client. Treat it like any other workstation that needs DNS, NTP, and outbound HTTPS access. With proper monitoring and preventative maintenance, you can ensure that “categorization disabled” becomes a rare event rather than a recurring headache. Visit the official Kerio Control Knowledge Base or the GFI Community Forums. Always include your debug logs (Diagnostics → Generate Support Info) when seeking vendor support. Last updated: 2025 Revision: 4.0

If categorization is disabled , the appliance cannot query the cloud. Consequently, no website receives a category, and all content rules dependent on categories fail silently. the appliance cannot query the cloud.

Usually 1–5 minutes. Restart the firewall engine for immediate effect.