Enter Mode Password Lumion 12 ((better)) -

The file creator locked the rendering mode to prevent you from changing the camera or weather.

Lumion offers different usage states. If you do not have a full license active, Lumion acts as a viewer. Some users mistakenly believe there is a "password" to switch from Viewer Mode to Full Mode. There isn't. The switch is handled automatically by the software detecting a valid License Key file or a successful online login. enter mode password lumion 12

The file creator locked the geometry and object placement. You are allowed to render existing views but cannot change the actual scene. The file creator locked the rendering mode to