Kerio Control Web Filter Is Not Activated Categorization Is Disabled Fixed [VERIFIED]

SSH into the box or access local console

: The Web Filter requires a specific license. If it's a new install, the 30-day trial may have expired, or a subscription renewal might be overdue. The administrator follows a documented GFI Support solution to bring the system back to life: Switching DNS Providers

If temporary network drops frequently trigger this issue, you can configure Kerio Control via the Secure Shell (SSH) to stop disabling the filter when queries time out. Step 1: Enable SSH on Kerio Control

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Common errors:

/etc/init.d/keriocontrol status

This comprehensive guide explains why this error occurs and provides step-by-step solutions to fix it and restore your web filtering capabilities. Understanding the Error Step 1: Enable SSH on Kerio Control This

After applying the fixes, you must ensure the filter itself is enabled in the settings.

| Symptom | Likely Fix | |---------|-------------| | Web filter not activated | Apply/renew Security Pack license | | Categorization disabled | Trigger manual DB update; fix internet access to update server | | Works for HTTP but not HTTPS | Enable SSL inspection | | Works for some users, not others | Check traffic rule web filter setting | | Never works after fresh install | Reinstall web filter component |

: Using Google DNS (8.8.8.8) can sometimes cause authorization failures with Zvelo URLs. It is recommended to use: Cloudflare : 1.1.1.1 OpenDNS : 208.67.222.222 or 208.67.220.220 . Can’t copy the link right now

To fix the issue where the Kerio Control web filter is not activated and categorization is disabled:

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This message means Kerio Control’s web filtering engine cannot categorize or block web content because the URL categorization service is offline or disabled. As a result, the Web Filter feature won’t evaluate sites by category and will either allow or block traffic only by IP/URL rules or default policy. The steps below diagnose common causes and restore categorization and web filtering.