Offline firewalls cannot warn you via cloud emails when a license is expiring. Keep a calendar reminder of your subscription end-date to ensure you download a fresh offline license file before the current one lapses.
Log into your from a local workstation within the isolated network. Kerio Control Offline License File
Enter your and type in the System ID you copied from the offline server. Complete the security captcha verification. Click Submit or Generate . Offline firewalls cannot warn you via cloud emails
When your subscription expires, you must repeat the manual process to upload a new license file; the system won't automatically reflect your purchase. Troubleshooting Common Issues Kerio Control Offline License File
Highly secure environments (like government or industrial control systems) with zero internet access.