Lightburn 1.6.03

LightBurn 1.6.03 is a patch release for the popular laser editing, layout, and control software, released on June 25, 2024. It was primarily issued to address confusion regarding a bug fix from version 1.6.01 and to provide better support for older computer operating systems. Key Changes and Fixes

Rotatable Workspace: GCode-based machines can now rotate the workspace from portrait to landscape mode. LightBurn 1.6.03

Barcode Generation

• Draw → Barcode
• Supports Code128, Code39, QR, DataMatrix, PDF417.
• Directly burnable – no external generation needed.

If you are using a 32-bit version of Windows, you cannot use 1.6.03; you must download LightBurn 1.5.06, which is the final 32-bit release. LightBurn 1

| Metric | LightBurn 1.4.05 (Stable) | LightBurn 1.6.03 (Beta) | Result | | :--- | :--- | :--- | :--- | | Boot Time | ~4.2 seconds | ~3.8 seconds | Improved | | Large SVG Import | 2.4 seconds | 1.1 seconds | Significantly Improved | | G-Code Generation | Instant | Instant | Consistent | | Memory Usage | ~280MB (Idle) | ~310MB (Idle) | Slight Increase | Draw → Barcode Supports Code128, Code39, QR, DataMatrix,

• Engrave wood: 2000 mm/s, 70% power, 0.1mm line interval
• Cut 3mm ply: 200 mm/s, 100% power, 2 passes

Bug Fix Clarification: Addressed a fix from version 1.6.01 that caused some confusion regarding how image layer defaults were handled. Compatibility & Requirements

What is Specific to 1.6.03?

As a point release (the .03), this version focuses on refining the experience. Specific areas of focus typically include:

System Requirements: