Kerio Control Web Filter Is Not Activated Categorization Is Disabled Hot May 2026

Troubleshooting "Kerio Control Web Filter is Not Activated: Categorization is Disabled"

• Go to Status → Services.
• Find URL Categorization Service.
• If stopped, click Start.

Immediate checks (quick diagnostic steps)

• Users can bypass content restrictions because requests are not being categorized or blocked.
• Reporting and logs will not show accurate category labels, reducing visibility into web usage.
• Compliance or acceptable-use policies may be violated.
• It may indicate licensing, connectivity, or configuration issues that could affect other services.

Introduction

Inspect logs in Admin UI → Diagnostics → System Logs for web filter or categorization errors.

Check license in Admin UI → Licensing/Updates.

Workaround 3: Roll back to a known good config