Install any antivirus and Windows Firewall after this block. If firewall rules do not resolve your connectivity issue, proceed to I recently downloaded a file that I KNOW is not a trojan because my friend gave me it, but everytime I unarchive it with winrar, McAfee goes nuts and automatically deletes it.0 professional from accessing internet > turn off your internet for a while (block via firewall “Recommended”) After that install > Run > Lumion PRO. Sometimes, an item might be wrongly quarantined. How to block lumion in firewall If you see the My Norton window, next to Device Security, click Open.