Kerio Control Offline License File Page

Log back into the GFI Registration Portal using your internet-connected device. Re-enter the License Key and the same OS Unique ID. Download the updated .key file. Navigate to -> License Details in Kerio Control. Click Update License and upload the new file. Troubleshooting Common Offline License Issues Probable Cause Corrective Action "Invalid License File" Error File corruption during transfer or mismatched OS Unique ID.

An offline license file is a cryptographically signed .lic file provided by GFI (now Kerio’s parent company) that activates or extends a Kerio Control installation without requiring the firewall to contact the license server directly. Kerio Control Offline License File

URL categorization typically queries a live cloud database. In a completely offline environment, web categorization may fail or rely strictly on localized cache and custom whitelist/blacklist rules. Expiration and Renewal Log back into the GFI Registration Portal using

This public link is valid for 7 days and shares a thread, including any personal information you added. This link or copies made by others cannot be deleted. If you share with third parties, their policies apply. Can’t copy the link right now. Try again later. Navigate to -> License Details in Kerio Control

Administrators managing offline licenses must maintain rigorous documentation regarding expiration dates and renewal workflows to avoid service interruption. As GFI continues to update the Kerio platform, the shift toward SaaS models may complicate offline licensing in the future, making the mastery of the current offline file workflow essential for legacy and high-security deployments.

Store backup license files in an encrypted, access-controlled repository.