Laser leave me a trace on wood

LightBurn Software Questions
2

Some suggestions:

  1. What version of GRBL are you on? If you are on 1.1f or newer make sure that GRBL $32=1
  2. If you are on 1.1e or older then make sure your device profile is set to GRBL-M3.

Can you take a photo of the burns you’re seeing?

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