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Software Guide

LightBurn in 2026: learn the right workflow before the first cut

LightBurn is powerful laser software, but it is not automatically the right path for every machine. This guide separates the stable branch, 2.1 release-candidate notes, Core vs Pro licensing, xTool Studio caveats, and a safer first-project workflow.

Checked May 14, 2026Stable: 2.0.05Watch: 2.1 RC-11xTool firmware checked Sept 22, 2026
?

The Quick Answer

As of May 14, 2026, LightBurn 2.0.05 is stable and 2.1.00 RC-11 is the public release candidate. Use Core for GCode lasers, Pro for DSP/Galvo. For xTool (checked September 22, 2026): recent firmware blocks LightBurn on the P2S, F1, F1 Ultra and F1 Lite; the original P2 keeps flat-only support; P3 and F2 models use xTool Studio.

Version status

Current LightBurn status: stable 2.0.05, 2.1 RC-11 watchlist

Release candidates are public test builds before official release. LightBurn says RC builds are generally stable, but the conservative shop move is to save frequently and avoid testing a new RC under deadline.

Stable branch

LightBurn 2.0.05

The current stable branch I found in official announcements is LightBurn 2.0.05, released as a patch release on December 3, 2025. Treat this as the baseline for production work unless LightBurn publishes a newer stable build.

Public testing

LightBurn 2.1.00 RC-11

RC-11 was posted May 1, 2026 as the latest and likely final 2.1 release candidate. Release candidates are useful for testing, but I would not try them first under a customer deadline or on expensive material.

Nesting note

License wording is moving

Quick Nest and future nesting tools changed during the 2.1 cycle. Check LightBurn's official Core vs Pro comparison before buying a license specifically for nesting.

Software role

What LightBurn is, and what it is not

LightBurn is layout, device-control, and production workflow software for supported laser controllers. It helps you create vectors, assign layer operations, tune speed and power, preview jobs, manage material libraries, calibrate cameras, and reuse repeatable shop files.

It is not universal magic. Compatibility is controller-based, not brand-name-based. A laser can be mostly compatible while still missing cameras, accessory control, extended axes, rotary behavior, or vendor-specific automation.

Licensing

LightBurn Core vs Pro, pricing, updates, and OS support

The most expensive LightBurn mistake is not the license price. It is buying the wrong license tier for your controller, then discovering that your machine, OS, or camera path does not match the workflow you expected.

LightBurn Core

Core is the practical default for GCode-based hobby and entry-level machines. That includes many GRBL, Marlin, Smoothieware, FluidNC, grblHAL, and xTool-style GCode workflows when the specific model is supported.

Official pricing page showed $99 USD during the May 14 source check.

LightBurn Pro

Pro adds DSP and Galvo controller support on top of GCode. It is the tier to check for Ruida, Trocen, TopWisdom, EZCAD2, EZCAD2 Lite, BSL, and similar production or galvo workflows.

If you are reading this because you are evaluating DSP-class OMTech machines, jump next to OMTech Pro Quantum for the current RF production lane.

Official pricing page showed $199 USD during the May 14 source check.

Updates and seats

LightBurn is sold as a perpetual license with one year of updates included. After the update year expires, you can keep using the newest version released during your valid update period.

LightBurn's May 2026 renewal messaging listed a $40 USD update-year renewal and early-renewal bonus months.

Operating systems

Current LightBurn 2.x support moved to modern Windows and macOS. LightBurn 1.7 is the fallback branch for Linux, pre-Windows 10, and older macOS systems.

Check your OS before upgrading a shop machine that already runs an older stable install.
Compatibility

Controller compatibility beats brand-name shortcuts

Start with the controller family, then verify the exact model. LightBurn's own compatibility language separates high, medium, low, and incompatible support levels, and partial support can still mean missing cameras, axes, or vendor automation.

Machine / controller familyLightBurn status to explainReader takeaway
GCode diode / hobby gantry lasersGenerally supported when controller/firmware is supported. LightBurn Core usually sufficient.Usually a strong LightBurn candidate once the exact controller, firmware, homing behavior, and profile are confirmed.
DSP CO2 lasersSupported controller family. LightBurn Pro.A common production-shop LightBurn path when the DSP controller is confirmed and the Pro license makes sense.
Galvo / fiber / UV with EZCAD2-class controllerSupported controller family. LightBurn Pro.A good LightBurn Pro path when the controller, driver, lens setup, and vendor configuration are correctly imported.
EZCad3 galvoInitial 2.1 RC support; Labs planned. LightBurn Pro, 2.1 RC/Labs context.Promising, but still best treated as a release-candidate or Labs path until the final support story matures.
K40 with M2 Nano controllerNot supported by LightBurn without controller replacement. Not applicable unless upgraded.Do not assume stock K40 compatibility; many K40 owners need a controller upgrade before LightBurn is realistic.
xTool P3Not LightBurn-supported per xTool FAQ. xTool Studio PC only.Treat P3 as an xTool Studio PC machine. xTool and LightBurn both list it as a machine LightBurn does not currently run.
xTool P2 (original)Partial LightBurn support. LightBurn possible for flat processing; xTool software for full functions.Use LightBurn only for the limited flat-processing workflow; use xTool software when cameras and full features matter.
xTool P2SBlocked on current firmware; older firmware only. xTool Studio on current firmware.If LightBurn is essential, check the firmware before you update. Both companies advise holding off, and xTool documents a downgrade path.
xTool F1 / F1 Ultra / F1 LiteBlocked on current firmware; older firmware only. xTool Studio on current firmware.Stay on the older firmware if you depend on LightBurn; on current firmware, plan on xTool Studio.
xTool F2Not LightBurn-supported per xTool FAQ. xTool Studio.Treat F2 as an xTool Studio machine, not a LightBurn machine.
xTool F2 Ultra / F2 Ultra SingleNot LightBurn-supported per xTool Q&A. xTool Studio / Atomm where noted by xTool.Do not present F2 Ultra as LightBurn-compatible unless xTool publishes a new support path.
xTool F2 Ultra UVNot LightBurn-supported per xTool FAQ. xTool Studio PC/Mac.Treat F2 Ultra UV as xTool Studio PC/Mac, not a third-party software path.
OMTech / Ruida-style CO2 machinesOften compatible via DSP controller family. LightBurn Pro.Often a sensible LightBurn Pro path when the actual DSP controller is confirmed.
Fit finder

Pick your machine path before buying or switching

Use this source-backed lookup as a first pass, then confirm the exact controller, firmware, vendor profile, camera path, and software support before you change a production workflow.

Controller route

Machine and controller families

These rows translate the reference matrix into practical decisions for GCode, DSP, galvo, xTool, OMTech, K40, and closed-ecosystem paths.

GCode diode / hobby gantry lasersGRBL, Smoothieware, Marlin, FluidNC, grblHAL, many xTool-style GCode devicesP0
Status
Generally supported when controller/firmware is supported
Software or license
LightBurn Core usually sufficient
Before you rely on it
Exact support depends on firmware, homing, connection method, vendor bundle, camera/accessory access.
Reader takeaway
Usually a strong LightBurn candidate once the exact controller, firmware, homing behavior, and profile are confirmed.
DSP CO2 lasersRuida, Trocen, TopWisdom controllersP0
Status
Supported controller family
Software or license
LightBurn Pro
Before you rely on it
Origin, network/USB setup, controller model, scan offsets, accessories may vary.
Reader takeaway
A common production-shop LightBurn path when the DSP controller is confirmed and the Pro license makes sense.
Galvo / fiber / UV with EZCAD2-class controllerEZCAD2, EZCAD2 Lite, BSLP0
Status
Supported controller family
Software or license
LightBurn Pro
Before you rely on it
Requires correct driver/config file; vendor config matters.
Reader takeaway
A good LightBurn Pro path when the controller, driver, lens setup, and vendor configuration are correctly imported.
EZCad3 galvoEZCad3-based Galvo lasersP1
Status
Initial 2.1 RC support; Labs planned
Software or license
LightBurn Pro, 2.1 RC/Labs context
Before you rely on it
Not mature/full parity; no Z stepping during a running job yet; not 3D galvo head support.
Reader takeaway
Promising, but still best treated as a release-candidate or Labs path until the final support story matures.
K40 with M2 Nano controllerClassic K40 stock M2 NanoP1
Status
Not supported by LightBurn without controller replacement
Software or license
Not applicable unless upgraded
Before you rely on it
M2 Nano not supported per LightBurn version page; user may need compatible controller upgrade.
Reader takeaway
Do not assume stock K40 compatibility; many K40 owners need a controller upgrade before LightBurn is realistic.
xTool P3xTool P3 80W CO2P0
Status
Not LightBurn-supported per xTool FAQ
Software or license
xTool Studio PC only
Before you rely on it
xTool's P3 FAQ (updated August 19, 2026) says LightBurn and the XCS mobile/iPad apps are not supported. LightBurn's notice dated June 29, 2026 lists the P3 among xTool machines whose recent firmware removed LightBurn support and says it is working with xTool.
Reader takeaway
Treat P3 as an xTool Studio PC machine. xTool and LightBurn both list it as a machine LightBurn does not currently run.
xTool P2 (original)xTool P2 55W CO2P0
Status
Partial LightBurn support
Software or license
LightBurn possible for flat processing; xTool software for full functions
Before you rely on it
xTool's P2 FAQ (updated November 28, 2025) says LightBurn cannot use the P2's camera, autofocus, or framing, so placement and material thickness are set by hand. As of September 22, 2026, the original P2 is not on LightBurn's or xTool's lists of firmware that blocks LightBurn.
Reader takeaway
Use LightBurn only for the limited flat-processing workflow; use xTool software when cameras and full features matter.
xTool P2SxTool P2S 55W CO2P0
Status
Blocked on current firmware; older firmware only
Software or license
xTool Studio on current firmware
Before you rely on it
xTool says P2S firmware 40.22.011 and later no longer works with LightBurn and lists 40.22.010.03 as the downgrade version (updated September 16, 2026). LightBurn's notice dated June 29, 2026 also lists the P2S. xTool's P2/P2S LightBurn setup guide (updated March 5, 2025) still describes flat-only LightBurn use and does not mention the change.
Reader takeaway
If LightBurn is essential, check the firmware before you update. Both companies advise holding off, and xTool documents a downgrade path.
xTool F1 / F1 Ultra / F1 LitexTool F1, xTool F1 Ultra, xTool F1 LiteP0
Status
Blocked on current firmware; older firmware only
Software or license
xTool Studio on current firmware
Before you rely on it
xTool says LightBurn no longer works from F1 firmware 40.51.020.04, F1 Lite 40.55.020.04, or F1 Ultra 40.52.016.05 (Class 4) and 40.53.007.05 (Class 1), and lists downgrade versions (updated September 16, 2026). LightBurn's June 29, 2026 notice lists all three. xTool's LightBurn setup guides for these models (2024–2025) have not been updated to say so.
Reader takeaway
Stay on the older firmware if you depend on LightBurn; on current firmware, plan on xTool Studio.
xTool F2xTool F2P0
Status
Not LightBurn-supported per xTool FAQ
Software or license
xTool Studio
Before you rely on it
xTool's F2 FAQ (updated June 3, 2026) says the F2 does not support LightBurn. LightBurn's June 29, 2026 notice also lists the F2 and says it is working with xTool.
Reader takeaway
Treat F2 as an xTool Studio machine, not a LightBurn machine.
xTool F2 Ultra / F2 Ultra SinglexTool F2 Ultra dual/IR/fiber classP0
Status
Not LightBurn-supported per xTool Q&A
Software or license
xTool Studio / Atomm where noted by xTool
Before you rely on it
xTool's F2 Ultra Q&A (updated September 19, 2025) says it is no longer compatible with LightBurn. LightBurn's June 29, 2026 notice also lists the F2 Ultra and says it is working with xTool.
Reader takeaway
Do not present F2 Ultra as LightBurn-compatible unless xTool publishes a new support path.
xTool F2 Ultra UVxTool F2 Ultra UVP0
Status
Not LightBurn-supported per xTool FAQ
Software or license
xTool Studio PC/Mac
Before you rely on it
xTool's F2 Ultra UV FAQ (updated September 20, 2026) says it does not currently support LightBurn or other third-party software. LightBurn's June 29, 2026 notice also lists the F2 Ultra UV.
Reader takeaway
Treat F2 Ultra UV as xTool Studio PC/Mac, not a third-party software path.
OMTech / Ruida-style CO2 machinesOMTech models using Ruida/Trocen/TopWisdomP1
Status
Often compatible via DSP controller family
Software or license
LightBurn Pro
Before you rely on it
Compatibility depends on actual controller, not the OMTech brand name.
Reader takeaway
Often a sensible LightBurn Pro path when the actual DSP controller is confirmed.
Glowforge ecosystemGlowforge unitsP2
Status
Not established in this audit as direct LightBurn-control devices
Software or license
Vendor ecosystem
Before you rely on it
Do not mention as compatible unless a specific supported controller/workflow source is verified.
Reader takeaway
Keep Glowforge in buyer comparisons unless a specific supported control path is verified.
xTool check

Model-specific xTool software guidance

xTool support has moved sharply toward Studio on newer machines, so the brand name alone is not enough to answer a LightBurn question.

xTool Studio platformStudio is xTool’s primary creative/control platform; XCS is legacy/final V2.7.P0
LightBurn status
N/A
Specific caveat
Future devices/features/improvements/updates are Studio-only.
Reader takeaway
For newer xTool machines, begin with Studio expectations before assuming LightBurn or old XCS behavior.
P3xTool Studio PC version only.P0
LightBurn status
No LightBurn support.
Specific caveat
xTool's P3 FAQ (updated August 19, 2026) says LightBurn is not supported; LightBurn's June 29, 2026 notice also lists the P3.
Reader takeaway
P3 belongs in the xTool Studio PC path at this update.
P2xTool software for full functions; LightBurn possible for flat processing.P0
LightBurn status
Partial.
Specific caveat
No camera, autofocus, or framing in LightBurn (xTool P2 FAQ, updated November 28, 2025). Not on either company's firmware list as of September 22, 2026.
Reader takeaway
LightBurn can be useful for limited flat processing, but xTool software remains the full camera/workflow path.
P2SxTool Studio on current firmware.P0
LightBurn status
Blocked on firmware 40.22.011 and later.
Specific caveat
xTool (September 16, 2026) and LightBurn (June 29, 2026) both say current P2S firmware removed LightBurn support. xTool's 2025 LightBurn setup guide has not been updated.
Reader takeaway
Check the firmware version before updating if LightBurn matters; on current firmware, plan on xTool Studio.
F1 / F1 Ultra / F1 LitexTool Studio on current firmware.P0
LightBurn status
Blocked on current firmware; older firmware only.
Specific caveat
xTool's firmware page (updated September 16, 2026) lists the cutoff and downgrade versions for each model; LightBurn's June 29, 2026 notice lists all three.
Reader takeaway
Same rule as the P2S: older firmware for LightBurn, xTool Studio on current firmware.
F2xTool Studio; Windows/macOS, not mobile per FAQ.P0
LightBurn status
No LightBurn support.
Specific caveat
xTool's F2 FAQ (updated June 3, 2026) says the F2 does not support LightBurn; LightBurn's June 29, 2026 notice also lists it.
Reader takeaway
Treat F2 as xTool Studio software territory.
F2 Ultra / F2 Ultra SinglexTool software / Atomm references in FAQ.P0
LightBurn status
No longer compatible with LightBurn.
Specific caveat
xTool's Q&A (updated September 19, 2025) says the earlier open protocols were replaced for data security; LightBurn's June 29, 2026 notice also lists it.
Reader takeaway
Treat this as a current xTool software path, not a LightBurn path.
F2 Ultra UVxTool Studio PC/Mac.P0
LightBurn status
No current LightBurn or third-party software support.
Specific caveat
xTool's FAQ (updated September 20, 2026) says it does not currently support LightBurn or other third-party software; LightBurn's June 29, 2026 notice also lists it.
Reader takeaway
Use xTool Studio PC/Mac guidance; do not imply third-party software support.
New xTool products after Aug 2025Studio-only unless xTool changes policy.P0
LightBurn status
Assume not LightBurn unless model-specific source says otherwise.
Specific caveat
xTool transition page says all new products after Aug 2025 are Studio-only.
Reader takeaway
Assume Studio-first until a model-specific support page says otherwise.
xTool caveat

xTool Studio/XCS vs LightBurn in 2026

For most newer xTool owners, start with xTool Studio, not old XCS. xTool describes Studio as the newer platform developed from XCS, says XCS V2.7 was the final XCS version, and says future devices and updates move to Studio.

Important xTool caveat: LightBurn support varies by xTool model. Some xTool machines work well in LightBurn, some work only partially, and some newer models are Studio-only. Always check the model-specific xTool support page, your firmware version, and LightBurn compatibility status before buying or switching software.
Firmware change, checked September 22, 2026: recent xTool firmware blocks LightBurn on the P2S, F1, F1 Ultra and F1 Lite. LightBurn and xTool both say so, and both suggest holding off on the update if your work depends on LightBurn. As of this check, the original P2 is not on either company's list.

What LightBurn says

  • Notice dated June 29, 2026: recent firmware updates removed LightBurn support from the xTool P2S, P3, F1, F1 Ultra, F1 Lite, F2, F2 Ultra and F2 Ultra UV.
  • If you use LightBurn with one of these machines, hold off on the firmware update, or go back to the previous firmware if you already updated.
  • LightBurn says it is actively working with xTool to accommodate these machines.

What xTool says

  • March 16, 2026 notice: after the firmware upgrade, the P2S, F1, F1 Lite and F1 Ultra have restricted LightBurn connections, and LightBurn users may delay the upgrade. xTool says it is in active discussions with LightBurn.
  • Troubleshooting page updated September 16, 2026: LightBurn no longer works from P2S firmware 40.22.011, F1 40.51.020.04, F1 Lite 40.55.020.04, or F1 Ultra 40.52.016.05 (Class 4) and 40.53.007.05 (Class 1). Downgrading restores it, and the page lists the older versions.
  • xTool's downgrade steps run in xTool Studio above version 1.4 over a USB cable; Wi-Fi and IP connections are not supported for a downgrade.
  • P3 (FAQ updated August 19, 2026), F2 (June 3, 2026), F2 Ultra (September 19, 2025) and F2 Ultra UV (September 20, 2026): LightBurn is not supported.
Where the two sources differ: LightBurn describes the P3, F2, F2 Ultra and F2 Ultra UV as machines whose recent firmware removed support, and says it is working with xTool on them. xTool's own FAQs for those models simply say LightBurn is not supported. xTool's older LightBurn setup guides for the P2/P2S, F1, F1 Lite and F1 Ultra are still live and do not mention the change, so read them as describing the older firmware. Neither company gives a date for a fix.

Use xTool Studio when

  • You rely on xTool cameras, autofocus, accessories, presets, or automation.
  • You own a newer xTool machine that xTool marks Studio-only.
  • You want the most complete vendor-supported path with fewer setup decisions.

Use LightBurn when

  • Your exact laser and controller are supported and you want deeper layout control.
  • You need kerf habits, material tests, production layers, and repeatable shop files.
  • You run more than one laser brand and want a portable workflow.
First project

First LightBurn test job: safe beginner workflow

This is not a universal cut recipe. It is a controlled workflow for learning LightBurn without wasting material, damaging a machine, or teaching a beginner to press Start too early.

1

Identify the machine

Confirm whether your laser is GCode, DSP, or Galvo and whether it needs Core or Pro. LightBurn support depends on the controller and firmware, not just the brand badge.

2

Add the device correctly

Try Find My Laser for supported USB machines, but do not assume detection is universal. If it fails, create the device manually or import the vendor/device profile.

3

Use scrap and starting settings

Do not begin with a customer piece. Use manufacturer starting settings for your wattage, lens, material, thickness, focus, and air-assist setup.

4

Create two simple layers

Use one layer for text or a filled test shape and one layer for a score or cut. The layer settings, not the layer color alone, control speed, power, mode, passes, and air assist.

5

Preview, frame, and focus

Preview the job order, travel moves, and cut sequence. Frame on scrap, confirm focus, and usually engrave before cutting so loose parts do not shift.

6

Ventilate and monitor

Confirm exhaust, enclosure/interlocks, wavelength-appropriate eye protection, air assist, and material safety before pressing Start. Never leave the laser unattended.

Production habits

LightBurn features worth learning before paid work

LightBurn becomes valuable when you stop treating it as a Start button and begin using it as a repeatable production system.

01

Layers and cut order

LightBurn color layers separate fill engraving, line scoring, cutting, and tool layers. A practical rule: engrave first and cut last because a cut-free part can shift.

02

Kerf offset

Kerf is the material removed by the beam. For boxes, inlays, ornaments, and press-fit parts, cut a test slot, measure the fit, adjust kerf offset, and save the setting.

03

Material tests

Run a material test grid before trusting a recipe from YouTube, Reddit, or a seller chart. Lens, focus, material supplier, moisture, air assist, and real optical power all matter.

04

Camera workflow

LightBurn improved camera calibration in 2.0 and added newer AprilTags calibration paths as Labs work. Built-in vendor cameras are not always accessible, as the P2/P2S caveat shows.

05

Nesting and templates

Use nesting as a version-sensitive feature, and build repeatable .lbrn2 templates with material libraries, notes layers, and file names that include material, thickness, and date.

06

Troubleshooting habits

Most first-week pain comes from detection, profiles, coordinates, origin, camera access, USB/network stability, or vendor automation that LightBurn cannot control.

Safety first

Safety, ventilation, PPE, and materials

LightBurn controls a laser; it does not make the laser safe. Follow your machine manufacturer's instructions, use proper wavelength-rated eye protection, plan ventilation, keep fire risk in view, and never leave a running laser unattended.

Do not skip the material check: avoid PVC, vinyl, unknown plastics, suspicious coatings, and anything with unclear additives. If the material or fumes are unknown, stop and verify before cutting or engraving.

Amazon Support Gear

LightBurn Workflow Support Gear

LightBurn helps dial in the software side, but safe laser work still depends on machine-specific eye protection, exhaust, and cleanup PPE. Match eyewear to your laser wavelength and optical-density requirement; no single pair is universal.

As an Amazon Associate, I earn from qualifying purchases at no additional cost to you.

Evidence standard

Primary sources used for this update

This guide uses official LightBurn and xTool materials first. Third-party posts can be useful for workflow color, but model support and license claims should come from official sources before they become buying advice.

FAQ

LightBurn 2026 FAQ

Is LightBurn worth learning in 2026?

Yes if your machine/controller is supported and you want deeper layout, layer, material-test, and cross-machine workflow control. Use vendor software when proprietary features are required.

What is the current stable version of LightBurn?

As of the May 14, 2026 source check, official announcements show LightBurn 2.0.05 as a public stable patch release and 2.1.00 RC-11 as a release candidate.

Is LightBurn 2.1 final?

The LightBurn 2.1 docs reviewed are release-candidate docs; release candidates are pre-release builds for public testing.

Do I need LightBurn Core or Pro?

Core is for supported GCode devices. Pro supports GCode plus DSP and Galvo devices.

How much does LightBurn cost?

Core is listed at $99 USD and Pro at $199 USD; update renewal is $40 USD as of May 4, 2026.

Is LightBurn a subscription?

No. LightBurn says the license is not a subscription; updates after the included period require renewal, but compatible released versions continue to work.

Does LightBurn support Linux?

Current LightBurn 2.x supports Windows 10+ and macOS 11+; Linux is no longer supported in current 2.x releases.

Does LightBurn work with xTool P3?

No. xTool's P3 FAQ (updated August 19, 2026) says the P3 works with xTool Studio on a PC only and does not support LightBurn. LightBurn's notice dated June 29, 2026 lists the P3 among xTool machines whose recent firmware removed LightBurn support and says it is working with xTool.

Does LightBurn work with xTool P2/P2S?

It depends on the model and firmware. xTool says P2S firmware 40.22.011 and later no longer works with LightBurn (updated September 16, 2026), and LightBurn's notice dated June 29, 2026 says recent xTool firmware removed P2S support. On older P2S firmware, and on the original P2, xTool's guides limit LightBurn to flat materials without camera access.

Does LightBurn still work with the xTool F1, F1 Ultra, or F1 Lite?

Only on older firmware. xTool says LightBurn no longer works from F1 firmware 40.51.020.04, F1 Lite 40.55.020.04, and F1 Ultra 40.52.016.05 (Class 4) or 40.53.007.05 (Class 1), and lists downgrade versions (updated September 16, 2026). LightBurn's June 29, 2026 notice lists all three and advises holding off on firmware updates.

Does LightBurn work with xTool F2?

No. xTool's F2 FAQ (updated June 3, 2026) says the F2 does not support LightBurn. LightBurn's June 29, 2026 notice also lists the F2 and says it is working with xTool.

Does LightBurn work with xTool F2 Ultra or F2 Ultra UV?

No. xTool's F2 Ultra Q&A (updated September 19, 2025) says the F2 Ultra and F2 Ultra (Single) are no longer compatible with LightBurn, and its F2 Ultra UV FAQ (updated September 20, 2026) says the UV model does not currently support LightBurn. LightBurn's June 29, 2026 notice lists both.

What materials should I not cut with a laser?

Avoid unknown plastics and materials that release dangerous gases/dust, including PVC, PVB, PTFE/Teflon, chromium VI leather, beryllium oxide, and halogenated materials.

Why won’t LightBurn find my laser?

Common reasons include missing drivers, another app already connected, networked devices requiring manual setup, or Marlin controllers needing manual setup.

What do colors mean in LightBurn?

Colors assign objects to layers/processes; they are not final output colors. Objects on the same layer share the same settings.