: In slicers like Bambu Studio or PrusaSlicer, you can add a text shape as a "Modifier". Set the wall count or infill of that specific text volume to 100% (solid) while the rest of the object uses standard infill.
To create solid text that is part of a model's internal structure, you can follow these methods: inroommp4
Use the or Project tool to place text on a solid surface, then Extrude Cut or Extrude Boss . Onshape : In slicers like Bambu Studio or PrusaSlicer,