I actually did try disabling shadows on the widget component, see here:
However, after your suggestion it made me think you may have also meant disable the shadows on the cube, see here:
And then I stopped casting shadows on all the meshes inside the actor but it still didn’t seem to work. See here:
It’s fine for this project to just pull the widget component in but it’s something to keep an eye out for future projects.
Also, does GI stand for “Global Illumination”?