Slicing software is the most critical tool for your printer; it "slices" 3D models into layers and generates G-code instructions. Top 3D Printer Slicer Software for Beginners in 2026

, users can simply select an "Ender 3" or "Ender 3 V2" profile in these programs if a specific Voxelab profile is missing. Ultimaker Cura

: Open the .stl in your chosen slicer (Cura, VoxelMaker, etc.) and convert it to .gcode .