Once you have the driver working, keep it that way.
RedSail’s official macOS support is sparse. However, since most plotters use the CH340 chip, macOS has built-in drivers—but they are often uninitialized. redsail cutting plotter usb driver install
In your software’s or Device Setup , look for the "Port" or "Output" menu. Once you have the driver working, keep it that way
ArtCut is the default software for many Redsail units. Once you have the driver working