I'm trying to export to a .glb file but the logo that I've attached to the model as a decal is not in the .glb file.

I've tried exporting from Visualize but the bulk of the logo is just black even though it looks fine in Visualize and SW.

Someone suggested that I should add the decal as a texture instead but I can't figure out how to do it. I've downloaded something called ciciCONVERT but that doesn't