Kerio Control Offline License File May 2026

Registering Kerio Control Offline with a License File If your Kerio Control instance is unable to connect to the internet, you can still activate the product by manually downloading and importing a license key file (

Version Compatibility: Ensure your offline file is generated for the specific version of Kerio Control you are running. Using a legacy license file on a modern version (or vice versa) can lead to service interruptions. Kerio Control Offline License File

On the main Dashboard, look at the bottom right and click the Configuration Assistant button. Registering Kerio Control Offline with a License File

Step C: Injection

Transfer the .lic file back to the Kerio Control appliance (via USB or SCP if allowed). In the admin UI: Step C: Injection Transfer the

Choose the option to register offline and select the .key file you downloaded.

Key Takeaway: Keep your MAC address documented, keep your GFI portal login secure, and always generate your renewal file before your current license expires. A lapsed offline license requires physical access to the server to fix, which is a scenario every network admin wants to avoid.