Lumion 12 Is Being Prevented From Contacting The License Server //top\\ -

Ensure your network allows traffic through Port 80 (HTTP) and Port 443 (HTTPS) for Lumion's domains.

Alternatively, click under Outbound Rules, select Program , browse to your Lumion.exe file (typically in C:\Program Files\Lumion 12.0 ), and explicitly choose Allow the connection . 3. Add Antivirus Exclusions Ensure your network allows traffic through Port 80

Leftover entries from previous installations, trials, or unofficial patches blocking Lumion domains. click under Outbound Rules

Press the Windows Key, type , and press Enter. Click on Outbound Rules in the left-hand sidebar. Ensure your network allows traffic through Port 80