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

: Use a client like PuTTY to SSH into your Kerio Control appliance. Execute the Fix :

Misconfiguration can make it seem like web filter is inactive. : Use a client like PuTTY to SSH

: The Web Filter requires a specific license. If the license is expired or not properly registered, options in the "Applications and Web Categories" tab will be unavailable. support.keriocontrol.gfi.com Steps to Fix Disable Reliability Detection (SSH) If the license is expired or not properly

: Use the Test URL tool in the same tab to verify if a site (e.g., facebook.com ) is correctly categorized. Summary of Quick Fixes Primary Fix Invalid Authorization Error Switch DNS to Cloudflare (1.1.1.1) and reboot. Trial Expired/Disabled Purchase/import a valid license key. Frequent Timeouts/Disabling Disable "DetectReliability" via SSH command. Categorization Not Active Trial Expired/Disabled Purchase/import a valid license key

Incorrect system time is a frequent cause of HTTPS/TLS handshake failures, which can prevent license validation.

Check the box to and click Edit . Enter *.zvelo.com in the DNS Name field.

The Kerio Control Web Filter may not activate, or categorization may be disabled due to various reasons, including: