: The "solid" aspect you mentioned may refer to Filled Rendering . By default, LightBurn shows shapes as outlines. You can toggle a "solid" view to see what will actually be engraved by going to Settings > Display and enabling Filled Rendering , or by selecting Filled Coarse or Filled Smooth under the Window menu.
If you are looking for a "useful review" of the loader specifically, the consensus is that it is high-risk and unreliable . Most long-term users recommend the official purchase lightburnloaderzip
Your computer should now detect a new USB drive, often named "UPDATE" or similar. : The "solid" aspect you mentioned may refer