Can you use Lumion without an internet connection? Lumion Support Center August 28, 2018 09:32 Updated Follow Please see this Knowledge Base article. Related articles Can you use Lumion without an internet connection? Why is your Graphics Card Score low in the Lumion Benchmark test? Why does Lumion show incorrect memory values in the top right box of Build Mode? Why are there red questionmarks in a scene? How do you release a Lumion License Key?