Step 1 Launch MeshMixer
Software used in this tutorial is Autodesk Meshmixer, you can download it at: meshmixer.com/download.html
⬢If you are using Fusion 360, you can download MeshMixer from there. In DESIGN workspace, visit the TOOLS tab, go to MAKE, 3D Print, select MeshMixer as a Print Utility and click Download.
Install MeshMixer on your PC or Mac.
⬢Import your STL file in MeshMixer.