: In the GFI Accounts Portal , verify your license is not expired.
: The Web Filter requires a special license. If the license has expired or the trial period (30 days) has ended, the categorization options will be unavailable. Connectivity Failures
The Kerio Control web filter is a powerful tool for regulating internet access and protecting organizations from online threats. When the web filter is not activated and categorization is disabled, it can lead to significant security and compliance risks. By understanding the possible causes of this issue and following the step-by-step guides provided in this article, administrators can resolve the issue and ensure that their organization's network and users are protected. Regular maintenance, software updates, and licensing verification can help prevent such issues in the future. If issues persist, it is recommended to contact Kerio Control support for further assistance.
A "not activated" or "disabled" Kerio Control web filter is a temporary, solvable problem, usually related to network reliability or licensing issues. By checking your licensing, confirming DNS stability, or disabling the reliability detection through SSH, you can restore full web categorization. Regular maintenance and ensuring that the firewall can reach the Zvelo servers are essential to preventing this issue from recurring. : In the GFI Accounts Portal , verify
If these steps do not resolve the issue, check the ( Logs > System ) for specific error messages regarding the "Categorization engine" or "Update failure."
Follow this structured troubleshooting guide to identify and resolve the "Web Filter not activated" error.
: To prevent future automatic disabling, you must disable the DetectReliability feature: Access the Kerio Control shell via SSH . Navigate to the directory: cd /opt/kerio/winroute . Connectivity Failures The Kerio Control web filter is
Kerio Control cannot resolve the Zvelo URL checking servers.
If you are experiencing, or have recently experienced, this issue, what specific error message appeared in your Security logs? I can provide more specialized troubleshooting steps based on that message. AI responses may include mistakes. Learn more
Strict outbound security rules might be blocking the firewall itself from talking to the Kerio update servers. Go to . To help troubleshoot this further
Remember that the Web Filter is the cornerstone of your content control strategy. Without it, your network is vulnerable to security threats, productivity drains, and compliance violations. Addressing this error promptly ensures that your organization remains protected, and your carefully crafted content rules continue to work as intended.
Once you complete these steps, check the dashboard status indicators to ensure the system is working properly:
Verify that no GeoIP filters or external IP blocks are preventing communication with Kerio’s update infrastructure. To help troubleshoot this further, please tell me: