gianluca
Hi, thanks for your feedback.
What graphics card does your computer use? For NVIDIA graphics cards, SKYBOX requires GeForce 10 Series or later.
You can also share with us the logs on SKYBOX PC Client. We'd like to check the logs to further investigate the issue.
You just need to open SKYBOX PC Client, click the "Settings" icon > click the "Report Issue" button > tick the "upload logs" option and submit the feedback.