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Troubleshooting: Jagged Lines


Your laser is outputting shaky, jittery, jagged, or sharp lines.


This is the result of a failed license integrity check. You may have downloaded LightBurn from an unauthorized source. Reverse any changes made to your system during the original installation, and then download an authorized copy of our software directly from our website. To activate LightBurn permanently, purchase a license from our website or from an authorized reseller.

If you're encountering this issue despite purchasing the software from our website, please email support for help. If you purchased from a reseller, reach out to them.