Here is the full story and step-by-step guide on installing the USB driver for a Redsail Cutting Plotter.
You installed the driver, Device Manager looks clean, but your plotter just sits there. Here is the RedSail-specific diagnostic hierarchy. redsail cutting plotter usb driver install
The pinch rollers gripped. The vinyl moved back and forth. The blade swiveled and carved a perfect little star. Here is the full story and step-by-step guide
Now, connect your plotter to your computer using the USB cable and turn the power on. Download - Hflaser Device Manager looks clean