Kerio Control Web Filter Is Not Activated Categorization Is Disabled Work Work Instant

This error message typically indicates that the Kerio Control Web Filter cannot communicate with the categorization servers, or your license has expired . When this happens, the "Applications and Web Categories" tab often appears grayed out or shows as "not activated".

Provide the to check your categorization logs. Help you re-register your license if it shows as expired. This error message typically indicates that the Kerio

Warning: Restoring a corrupted configuration can re-introduce the problem. If categorization was disabled in the backup, it will be disabled after restore. You will need to re-check the "Enable categorization" box (if present) or re-bless the license. Help you re-register your license if it shows as expired

The Web Filter uses an external service (Zvelo) which requires a valid authorization token. These tokens expire every . If your DNS settings prevent the token from renewing, categorization will be disabled. You will need to re-check the "Enable categorization"

: Ensure the DiaServerUrl is correctly set to v4.url.zvelo.com in the configuration file.

Do not rely on a single internal DNS server. In > DNS , add public resolvers as secondary and tertiary.