I am Having a problem with Lightburn connected to a XTool S1 40 Watt. The problem is that it will cut a triangle where it should be cutting a rectangle. Problem is intermittent. Xtool support was very nice but said if it worked with Studio with no problem then it is a lightburn problem. Have Lightbu…

For the record, this is the solution Mike mentioned: [image] Setting up xTool S1 with new xTool device type in LB 1.7 and Beyond xTool This device type does not support the xTool F1 or P2. It does not support ANY network device at this time You can download Li…

This is an issue that has supposedly been solved. Search the Forum with “Xtool cutting triangle” and you will see a long posting. Long story short, it is a bug in the xTool interpretation of GCode.

Problem with Xtool with watt laser

LightBurn Software Questions

Aaron.F (Aaron) March 2, 2026, 5:25pm 3

For the record, this is the solution Mike mentioned: