Before the software can communicate with your engraver, you must install the CH340 serial driver , which allows your computer to recognize the laser's control board via USB. You can download it from WCH's official site . Key Features of Litefire
: Offers specific modes for Full Mode , Cutting Mode , and image/text NC file creation. Litefire Laser Engraver Software Download
Widely considered the "best" professional laser software. While it is paid, it offers a 30-day full-feature trial Before the software can communicate with your engraver,
: Some users report the Y-axis moving in reverse or images appearing mirrored. This is often fixed by checking the "Invert Y" setting in the software's configuration menu. Limited Vector Support Widely considered the "best" professional laser software
If you plug in your Litefire and nothing happens (or you see "Unknown USB Device"), this is your fix.