Have you tried the newer versions of MKS Laser Tool? Let us know in the comments which version works best for your setup!
Safety and Best Practices
Recently, users have been searching for the version, specifically looking for the new portable release. If you are looking to download this version to streamline your engraving workflow, you have come to the right place. mks laser tool setup v112exe download new portable
Select the port corresponding to your CH340 driver (check Windows Device Manager if unsure). Have you tried the newer versions of MKS Laser Tool