Using Hide Backlash To Correct Vectors Not Closing

1 min read·Updated Jul 2026
Applies toAll machinesTopicSoftware

If you have a situation where a vector doesn't close, especially with circles, you can help mitigate that by turning on the 'Hide Backlash' feature in the Optimization Settings in Lightburn. This is what the developer says:

You can find the official LightBurn Documentation here:

https://lightburnsoftware.github.io/NewDocs/OptimizationSettings.html#hide-backlash

NOTE: This setting alters the motion planning in a way that is not as efficient most times, and it disables a few of the other optimization settings when its enabled. So I would leave it off unless it happens to be needed.

Here is how to turn on 'Hide Backlash' in the optimization settings in LightBurn:

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