Kerio Control Web Filter Is Not Activated Categorization Is Disabled Hot !!hot!! Jun 2026

Follow these solutions in order to resolve the issue and reactivate your web filtering capabilities. 1. Verify License Status and Maintenance Validity

Run the database configuration utility to disable automatic reliability tracking:

If you just renewed, click to refresh the license key. Verify Connection to Kerio Servers Follow these solutions in order to resolve the

: Kerio Control monitors its link reliability by querying backend verification servers. If ten consecutive DNS queries fail within one minute, the system marks the web filter as unreliable and disables categorization.

If your internet service provider (ISP) experiences brief, sporadic micro-drops, Kerio's built-in "Reliability Detection" mechanism will repeatedly deactivate the web filter even after your internet returns to normal. You can disable this hyper-sensitive tripwire through the command line. Verify Connection to Kerio Servers : Kerio Control

In this long-form guide, we will dissect every possible cause of the error and provide step-by-step solutions to restore full URL filtering functionality.

Web Filter categorization disabled. Serial number: ko-197974 You can disable this hyper-sensitive tripwire through the

If you are on an expired trial, purchasing a license is the only permanent solution.

Does your current license show as active under the Dashboard/Status section? Using Kerio Control Web Filter