Kerio Control Web Filter Is Not Activated Categorization Is Disabled Work Link -
Troubleshooting Guide: “Kerio Control Web Filter Is Not Activated – Categorization Is Disabled”
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.
- Go to Configuration > Traffic Rules.
- Look for rules near the top of the list that might be denying traffic from the Firewall itself (Source: Firewall) to the Internet.
- Ensure there is a rule allowing the firewall to communicate with the Kerio Update servers.
Check your license status in the GFI Administration Interface. Troubleshooting Guide: “Kerio Control Web Filter Is Not
- Go to Configuration > Advanced > Time Settings.
- Enable "Synchronize with NTP server".
- Use
pool.ntp.org. - Click Synchronize Now.
- Critical: After changing time, you must restart the Kerio Control firewall service for the web filter to re-attempt the SSL handshake.
- Does it have a green checkmark?
- Is the status "Active"?
- Does the license capacity cover the number of users on your network?
Check Subscription Status: In the GFI Accounts Portal , verify your license is not expired. Go to Configuration > Traffic Rules
Option C: Contact GFI/Kerio Support
Before contacting support, gather:
Step-by-Step Resolution
Follow these steps to resolve the "Categorization is Disabled" status. Check your license status in the GFI Administration
Step 2: Verify the Web Filter Service
Kerio Control runs multiple services. One may be dead.