To remove the block, you would need to:

Change the file type filter (bottom right) from Text Documents (*.txt) to . Select the file named hosts (not hosts.ics ). Remove Lumion Entries : Look for lines containing "lumion" or "lumion3d," such as: 127.0.0.1 backup.lumion3d.net 127.0.0.1 license.lumiontech.net . Delete these lines entirely. Save and Restart : Save the file (ensure it does not have a .txt extension). Restart Lumion 2023. Why This Happens