To get your Comodo Internet Security (CIS) Pro license key working, you need to follow the specific activation steps within the software interface. Note that Comodo has rebranded its enterprise solutions to
- Single-user license: One license key for a single computer.
- Multi-user license: One license key for multiple computers.
- Subscription-based license: A license key that is valid for a specific period, typically one year.
Once validated, your subscription status and the number of days remaining will be displayed on the home screen. Troubleshooting Common Issues
Post-Installation: In the main application interface, click "Activate Now" near the "License" or "Subscription" status area.
The free version (Premium) and the Pro version offer identical core protection. You should consider a Pro license key if you want:
Obtaining a Comodo Internet Security Pro License Key
The software must "talk" to Comodo’s servers to verify the key.
Tips for Finding a Working Comodo Internet Security Pro License Key