Simplify3D on Twitter: "@isaiah @nilrog What Internal Thin Wall Type option are you using? Try using the Allow Single Extrusion Fill option instead of Gap Fill and see if that makes a
![Guide to Ironing: How to make top surfaces super smooth with PrusaSlicer 2.3 (RC) - Original Prusa 3D Printers Guide to Ironing: How to make top surfaces super smooth with PrusaSlicer 2.3 (RC) - Original Prusa 3D Printers](https://blog.prusa3d.com/wp-content/uploads/2020/12/ironing_on_off_macro_2-scaled.jpg)
Guide to Ironing: How to make top surfaces super smooth with PrusaSlicer 2.3 (RC) - Original Prusa 3D Printers
![Why does simplify 3D create gaps in the top layers. My infill overlap is 35%. Not an underextrudion problem. : r/3Dprinting Why does simplify 3D create gaps in the top layers. My infill overlap is 35%. Not an underextrudion problem. : r/3Dprinting](https://preview.redd.it/ka44h171fzp21.jpg?auto=webp&s=4dbbcc397f65c047b8f98abc2205a1e2550b49e1)