Knowledge
Practical LightBurn guides, settings, testing workflows and troubleshooting — written for real workshop use.
Topics
5 articles
Smoke or soot stains the material surface
Treat flame and accumulating smoke as safety events first, then control extraction, approved air assist, energy and surface protection.
Laser output flashes or cuts out during motion
Separate project, GRBL power-scaling, speed, connection and hardware causes when the beam appears only intermittently.
Cut Selected Graphics and Selection Origin: Run Only What You Intend
Use selection-based output for controlled partial jobs while avoiding the common mistake of sending an unintended subset or positioning it from the wrong reference.
Frame Before You Fire: Check Placement Before the Job Starts
Use Bounding Box and Rubber Band framing to confirm the physical output area before committing material.
Layers and Colors: What They Actually Control
Understand why LightBurn colors are operational layers, how objects inherit settings, and what Output and Show really mean.